Select all the expressions that represent a 20% discount off the price of an item that originally costs d dollars

Answers

Answer 1

The expressions that represent a 20% discount off the price of an item that originally costs d dollars are A. 0.8d and C. d-0.2d.

How to find the expressions ?

A 20% discount off the original price means that the discounted price is equal to 80% (100% - 20%) of the original price. Therefore, we can calculate the discounted price by multiplying the original price (d) by 0.8 (representing 80%).

Expression A (0.8d) represents the discounted price as 80% of the original price (d), so it is correct. Expression C, d-0.2d" represents a 20% discount off the price of an item that originally costs d dollars.

How to find the expressions at https://brainly.com/question/22173102

#SPJ4

Full question is:

Select all the expressions below which represent a 20% discount off the price of an item that originally costs d dollars.

A. 0.8d

B. d-0.2

C. d-0.2d

D. 1-0.2d​​


Related Questions

Two congruent squares overlap, as shown, so that vertex A of one square lies at the intersection of the diagonals of the other square. The side of each square has length 12 inches. Find the number of square inches enclosed by the shaded region.

Answers

Thus, the number of square inches enclosed by the shaded region is 72√6 square inches.

Given, two congruent squares overlap, as shown, so that vertex A of one square lies at the intersection of the diagonals of the other square.

The side of each square has length 12 inches.

To find: The number of square inches enclosed by the shaded region.

Solution: It is given that, two squares are congruent and side of each square is 12 inches.

Let's find the shaded area.

By Pythagorean theorem, in ΔABO, we have:

OB² = AO² + AB²

We know that, side of square is 12 inches.

So, AO = BO = 6√2 inches

AB = 12 inches

Therefore,

OB² = (6√2)² + 12²

OB² = 72 + 144

OB² = 216

OB = 6√6 inches

Area of ΔABO = 1/2 × base × height= 1/2 × AB × OB= 1/2 × 12 × 6√6= 36√6 sq. inches

Area of shaded region = 2 × Area of ΔABO= 2 × 36√6= 72√6 sq. inches

to know more about Pythagorean theorem visit:

https://brainly.com/question/14930619

#SPJ11

Find the values of $x$x​ and y$y$y​ .x plus 2 is equal to 3 y$x+2=3y$x+2=3y​A right triangle with the acute angles labeled x degrees and y degrees.

Answers

Equation x + 2 = 3y, which represents a relation between acute angles x,y in a right triangle. To find values, we need more information.With such information, we could apply trigonometric functions.

The equation x + 2 = 3y relates the angles of a right triangle, but it is not sufficient to determine the specific values of x and y. The relationship between the acute angles in a right triangle is given by the trigonometric ratios, such as sine, cosine, or tangent. However, without any additional information or equations, we cannot solve for the exact values of x and y.

To determine the values of x and y, we would need either the lengths of the sides of the right triangle or additional equations or relationships between the angles. With such information, we could apply trigonometric functions or use geometric properties of right triangles to find the values of x and y.

To learn more about acute angles click here : brainly.com/question/16775975

#SPJ11



The carpet Zac selected sells for $2.40 a square foot. How much will it cost Zac to carpet the entrance and hallway of his house?

Answers

The entrance measures 6 feet wide and 8 feet long, and the hallway is 3 feet wide and 14 feet long. We need to calculate the area of both and then multiply by $2.40. We can do that as follows:

Entrance area = 6 feet x 8 feet

= 48 square feet

Hallway area = 3 feet x 14 feet

= 42 square feet

Total area = 48 + 42

= 90 square feet

The cost of the carpet, we can multiply the total area by the cost per square foot: $2.40/square foot x 90 square feet = $216.00

It will cost Zac $216.00 to carpet the entrance and hallway of his house if he selects the carpet that sells for $2.40 a square foot.

To know more about square visit:

https://brainly.com/question/14198272

#SPJ11

One quarter of an object is submerged under water. If the object has weight 20N, its upthrust would be

Answers

The upthrust on the object would be 5N.

What is the upthrust on an object with a weight of 20N?

Given data:

One quarter of the object is submerged under water, the volume of water displaced is one quarter of the object's total volume.

According to Archimedes' principle, the upthrust is equal to the weight of the water displaced.

Weight of the fluid displaced = (1/4) * Weight of the object

= (1/4) * 20N

= 5N.

Read more about Weight

brainly.com/question/28571689

#SPJ4

What can we interpret about these two coefficients of variation?There is more dispersion relative to the mean in the distribution of GPA compared with the distribution of age of the students.There is less dispersion relative to the mean in the distribution of GPA compared with the distribution of age of the students.There is no difference in the relative dispersion of the two groups.

Answers

There is more dispersion relative to the mean in the distribution of GPA compared to the distribution of age of the students.

The coefficient of variation (CV) is a measure of relative dispersion, which compares the standard deviation to the mean of a dataset. A higher CV indicates greater dispersion relative to the mean, while a lower CV indicates less dispersion.

If the distribution of GPA has a higher coefficient of variation compared to the distribution of age, it means that there is more dispersion relative to the mean in the GPA distribution. This suggests that there is greater variation or diversity in GPA scores among the students compared to their ages. In contrast, if the distribution of GPA had a lower coefficient of variation compared to the distribution of age, it would indicate less dispersion relative to the mean in the GPA distribution, implying less variation or more uniformity in GPA scores.

Therefore, we can interpret that there is more dispersion relative to the mean in the distribution of GPA compared to the distribution of age of the students.

Learn more about Dispersion here: brainly.com/question/30563701

#SPJ11

write this percentage as a fraction in its simplist form

Answers

To write a percentage as a fraction in its simplest form, divide it by 100 and simplify the resulting fraction by finding a common factor between the numerator and denominator.

Step 1: Write the percentage as a fraction by dividing it by 100.For example, let's say we want to write 25% as a fraction in its simplest form.

25% is equivalent to 25/100 or 0.25 as a decimal.

Step 2: Simplify the fraction by finding a common factor between the numerator and denominator.

For example, let's simplify 25/100.

Both the numerator and denominator can be divided by 25, giving us 1/4.

Therefore, 25% as a fraction in its simplest form is 1/4.

Another example: let's write 60% as a fraction in its simplest form.

60% is equivalent to 60/100 or 0.6 as a decimal.

The numerator and denominator can both be divided by 20, giving us 3/5.

Therefore, 60% as a fraction in its simplest form is 3/5.

In summary, to write a percentage as a fraction in its simplest form, divide it by 100 and simplify the resulting fraction by finding a common factor between the numerator and denominator.

For more questions on fraction

https://brainly.com/question/78672

#SPJ8

averi bought a 6 ounce can of pecans for 4.89 . what was the unit price

Answers

The unit price of the pecans is $0.815 per ounce (rounded to three decimal places).

To calculate the unit price, we divide the total cost of the item by the quantity purchased. In this case, Averi bought a 6-ounce can of pecans for $4.89.

To find the unit price, we divide the total cost ($4.89) by the quantity purchased (6 ounces):

Unit price = Total cost / Quantity purchased

= $4.89 / 6 ounces

To simplify the unit price, we can divide both the numerator and denominator by their greatest common divisor (GCD). In this case, the GCD of 4.89 and 6 is 3.

Dividing both the numerator and denominator by 3, we get: Unit price = ($4.89 / 3) / (6 ounces / 3)

= $1.63 / 2 ounces

Therefore, the unit price of the pecans is $0.815 per ounce (rounded to three decimal places). This means that Averi paid approximately $0.815 for each ounce of pecans she purchased.

learn more about GCD here: brainly.com/question/13257989

#SPJ11

13 f


In the same circle or in congruent circles:


Congruent arcs determine ... chords,



Congruent arcs determine


choices -


Equidistant


chords.


Central


Congruent


Distinct


Equidistant


Infinitely many


IF U DONT KNOW THE ANSWER DONT ANSWER

Answers

Congruent arcs determine equidistant chords in the same circle or in congruent circles.

This means that if two arcs in a circle are congruent, then any chords associated with those arcs will also be equidistant from the center of the circle. In other words, the distance from the center of the circle to any point on the chord will be the same for both chords.

So, the correct choice is "Equidistant".Let's break down the concept of congruent arcs and equidistant chords in more detail.

In a circle, an arc is a curved section of the circumference. When two arcs in the same circle or in congruent circles are congruent, it means they have the same measure or length. In other words, they span the same angle or distance along the circumference.

Now, when we talk about chords, we are referring to line segments that connect two points on the circle. A chord is formed by selecting any two points on the circle and joining them with a straight line.

When we say that congruent arcs determine equidistant chords, it means that if two arcs in a circle are congruent, then any chords associated with those arcs will have the same distance from the center of the circle.

In simpler terms, imagine you have two congruent arcs in a circle. Now, draw a chord for each of those arcs. The key point is that the distance from the center of the circle to any point on one chord will be equal to the distance from the center to any point on the other chord.

This property holds true because congruent arcs subtend the same angle at the center of the circle. Since the distances from the center to the chords are equal, the chords themselves are said to be equidistant.

To summarize, when two arcs in a circle are congruent, the chords associated with those arcs will be equidistant from the center of the circle. This is a fundamental property of circles and is true for any pair of congruent arcs in the same circle or in congruent circles.

Learn more about circle here:

https://brainly.com/question/24375372

#SPJ11

New Orleans averages 77% humidity in the mornings, but it decreases by 20% in the afternoon. What is the average relative humidity in the afternoon in New Orleans? (enter a percent rounded to the tenths place)
I would like the step by step as well

Answers

The average relative humidity in the afternoon in New Orleans is 61.6%, rounded to the tenths place.The problem states that New Orleans has 77% humidity in the mornings and it decreases by 20% in the afternoon.

To determine the average relative humidity in the afternoon in New Orleans, we can follow these steps:

Step 1: Find the decrease in humidity from morning to afternoon.

In the afternoon, the humidity decreases by 20%. To find out what 20% of 77 is, we can use the formula:

decrease = percent decrease × original value decrease = 20% × 77 decrease = 0.2 × 77 decrease = 15.4

Step 2: Subtract the decrease from the original value.To find the average relative humidity in the afternoon, we need to subtract the decrease from the original value (morning humidity):

afternoon humidity = morning humidity − decrease afternoon humidity = 77 − 15.4 afternoon humidity = 61.6.Therefore, the average relative humidity in the afternoon in New Orleans is 61.6%, rounded to the tenths place.

For more question on humidity

#SPJ8

Solve: 5. 6 = 3. 1 – 12. 5|1 – 0. 8x| 5. 6 = 3. 1 – 12. 5|1 – 0. 8x| 2. 5 = –12. 5|1 – 0. 8x| –0. 2 = |1 – 0. 8x| Finish the steps shown to find the possible value(s) for x that make the statement true. X = –1 or x = 1. 5 x = 1 or x = –1. 5 x = 0 There are no solutions.

Answers

The possible values for x that make the statement true are x = -1 or x = 1.5.

Let's solve the equation step by step to find the possible values for x. We start with the given equation:

5.6 = 3.1 - 12.5|1 - 0.8x|

We can begin by isolating the absolute value expression:

2.5 = -12.5|1 - 0.8x|

Next, divide both sides of the equation by -12.5:

-0.2 = |1 - 0.8x|

Now we have two cases to consider, one where the absolute value is positive and another where it is negative.

Case 1: 1 - 0.8x is positive:

-0.2 = 1 - 0.8x

Solving this equation:

-0.8x = -1.2

x = 1.5

Case 2: 1 - 0.8x is negative:

-0.2 = -(1 - 0.8x)

Solving this equation:

0.2 = 1 - 0.8x

-0.8x = -0.8

x = -1

Learn more about equation here:

https://brainly.com/question/29657983

#SPJ11

Fancy Pineapple produces pineapple juice and canned pineapple rings. This year the company anticipates a demand of at least 36,000 pints of pineapple juice and 3,600 cans of pineapple rings. Each pint of pineapple juice requires 2 pineapples, and each can of pineapple rings requires 1 pineapple. The company anticipates using at least 72,000 pineapples for these products. Each pint of pineapple juice costs the company 16¢ to produce, and each can of pineapple rings costs 40¢ to produce. How many pints of pineapple juice and cans of pineapple rings should Fancy Pineapple produce to meet the demand and minimize total costs?

Answers

To meet the demand and minimize total costs, Fancy Pineapple should produce 18,000 pints of pineapple juice and 3,600 cans of pineapple rings.

By producing this quantity, the company can meet the demand for 36,000 pints of pineapple juice and 3,600 cans of pineapple rings while using the minimum number of pineapples and minimizing costs.

To determine the optimal production quantity, we need to consider the requirements for each product and the costs associated with production.

Since each pint of pineapple juice requires 2 pineapples and each can of pineapple rings requires 1 pineapple, the total number of pineapples needed for both products is 39,600 (36,000 pints + 3,600 cans).

Given that the company anticipates using at least 72,000 pineapples, this quantity is sufficient to meet the demand.

Next, we consider the costs. Each pint of pineapple juice costs 16¢ to produce, while each can of pineapple rings costs 40¢ to produce. To minimize costs, the company should produce the product with the lower cost per unit.

In this case, producing pineapple juice is more cost-effective as it costs 16¢ per pint compared to 40¢ per can of pineapple rings. Therefore, Fancy Pineapple should produce 18,000 pints of pineapple juice to meet the demand.

In summary, Fancy Pineapple should produce 18,000 pints of pineapple juice and 3,600 cans of pineapple rings to meet the demand for 36,000 pints of pineapple juice and 3,600 cans of pineapple rings while minimizing costs.

This production quantity ensures the optimal use of pineapples and takes into account the lower production cost per unit for pineapple juice compared to pineapple rings.

To learn more about demand visit:

brainly.com/question/16016067

#SPJ11

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 4 days and a standard deviation of 1.9 days. Let X be the recovery time for a randomly selected patient.


Round all answers to 4 decimal places where possible.

Answers

The question asks about the recovery time for a randomly selected patient from a surgical procedure. This recovery time follows a normal distribution with a mean of 4 days and a standard deviation of 1.9 days.

To answer questions about probabilities or specific values of the recovery time, we can use the properties of the normal distribution.

Standardize the variable: Convert the recovery time value (X) into a standard score or z-score using the formula: z = (X - μ) / σ, where μ is the mean and σ is the standard deviation.

Use the standard normal distribution table or a calculator to find the corresponding probability or value associated with the standardized z-score.

For example, if you want to find the probability that a randomly selected patient has a recovery time less than a certain number of days (X), you would calculate the z-score, look up the corresponding probability in the standard normal distribution table, and round the answer to four decimal places.

To learn more about mean click here:

brainly.com/question/31101410

#SPJ11

Two cyclists meet at the library and then go for a bike ride.


The distance each person has traveled from her home at x


hours from the start of the ride is linear, as shown.


Which statement must be true?

Answers

Two cyclists meet at the library and then go for a bike ride. The distance each person has traveled from her home at x hours from the start of the ride is linear, as shown.

Let's assume that cyclist A and B start at a distance x and y, respectively, from the library. Further, let's assume that cyclist A starts at t = 0. Then, the distance from the library for cyclist A at t hours after the start of the ride is represented by x + rt. The distance from the library for cyclist B at t hours after the start of the ride is represented by y + st.As the question says, the distance each person has traveled from her home at x hours from the start of the ride is linear. Thus, we can write their distances from the library as:dA(x) = x + rtdB(x) = y + st, where dA and dB represent the distance covered by cyclists A and B respectively.Now, if we want to find out the distance between the two cyclists at x hours after the start of the ride, we can use the following formula:distance between the two cyclists = dB(x) - dA(x)= (y + st) - (x + rt) = (y - x) + (s - r)tSince s and r are constants, the expression (y - x) + (s - r)t is linear with respect to t. Hence, the statement "The distance between the two cyclists is a linear function of x" must be true.

To know more about library  , visit ;

https://brainly.com/question/25305703

#SPJ11

I'm trying to figure out how to solve 11/24 - 1/4 I have to make it a equivalent fraction and then subtract and simplify it? I'm struggling with it back I just need it to be explained as best as possible

Answers

To subtract 1/4 from 11/24, you need to find a common denominator for both fractions. The least common multiple (LCM) of 4 and 24 is 24. Convert 1/4 to an equivalent fraction with a denominator of 24 by multiplying the numerator and denominator by 6. This gives you 6/24. Now, subtract 6/24 from 11/24, which equals 5/24. Therefore, 11/24 - 1/4 simplifies to 5/24.

To subtract fractions, you need to have a common denominator. In this case, the denominators are 24 and 4. To find a common denominator, you can use the least common multiple (LCM) of the two denominators.

The LCM of 4 and 24 is 24. To convert 1/4 to an Summary:

To subtract 1/4 from 11/24, you need to find a common denominator for both fractions. The least common multiple (LCM) of 4 and 24 is 24. Convert 1/4 to an equivalent fraction with a denominator of 24 by multiplying the numerator and denominator by 6. This gives you 6/24. Now, subtract 6/24 from 11/24, which equals 5/24. Therefore, 11/24 - 1/4 simplifies to 5/24.

To subtract fractions, you need to have a common denominator. In this case, the denominators are 24 and 4. To find a common denominator, you can use the least common multiple (LCM) of the two denominators.

The LCM of 4 and 24 is 24. To convert 1/4 to an equivalent fraction with a denominator of 24, you can multiply the numerator and denominator by 6. This gives you (1 * 6) / (4 * 6) = 6/24.

Now that both fractions have a common denominator of 24, you can subtract them:

11/24 - 6/24 = (11 - 6) / 24 = 5/24.

Therefore, 11/24 - 1/4 simplifies to 5/24. with a denominator of 24, you can multiply the numerator and denominator by 6. This gives you (1 * 6) / (4 * 6) = 6/24.

Now that both fractions have a common denominator of 24, you can subtract them:

11/24 - 6/24 = (11 - 6) / 24 = 5/24.

Therefore, 11/24 - 1/4 simplifies to 5/24.

To learn more about Numerator - brainly.com/question/32621096

#SPJ11

You start at (-3, 5). You move left 1 unit and right 8 units. Where do you end?

Answers

The point where you end after moving is (4, 5)

How to determine the point where you end

From the question, we have the following parameters that can be used in our computation:

Start = (-3, 5)

Direction: 1 unit left and 8 units right

using the above as a guide, we have the following:

New point = (-3, 5) + (-1 + 8, 0)

So, we have

New point = (-3 - 1 + 8, 5 + 0)

Evaluate

New point = (4, 5)

Hence, the point where you end is (4, 5)

Read more about transformation at

https://brainly.com/question/27224272

#SPJ1

Ethan looks up at an angle of 5 degrees and sees the goodyear blimp. If the blimps altitude is 1150 feet and its speed is 15mph,in how many minutes will the blimp be directly overhead of ethan? (1 mile = 5280ft. )

Answers

The blimp will be directly overhead of Ethan in 9.94 minutes.

To determine how long it will take for the blimp to be directly overhead of Ethan, we can use the information about the blimp's altitude and speed.

First, let's find the horizontal distance covered by the blimp in the time it takes to be directly overhead. Since the blimp is moving at a speed of 15 mph, we need to convert this to feet per minute:

15 mph * (5280 ft / 1 mile) * (1 hour / 60 minutes) = 1320 ft/minute

So, the blimp is moving at a rate of 1320 feet per minute horizontally.

Now, let's calculate the vertical distance the blimp needs to cover to be directly overhead of Ethan. This is equal to the altitude of the blimp, which is given as 1150 feet.

Since Ethan is looking up at an angle of 5 degrees, we can use trigonometry to find the horizontal distance covered by the blimp when it reaches the altitude of 1150 feet.

tan(5 degrees) = vertical distance / horizontal distance

We want to solve for the horizontal distance, so rearranging the equation:

horizontal distance = vertical distance / tan(5 degrees)

horizontal distance = 1150 ft / tan(5 degrees)

Using a calculator, we find:

horizontal distance ≈ 13129.01 ft

Now, we can determine the time it takes for the blimp to cover this horizontal distance at a rate of 1320 feet per minute:

time = horizontal distance / rate

time = 13129.01 ft / 1320 ft/minute

Calculating this, we get:

time ≈ 9.94 minutes

Therefore, the blimp will be directly overhead of Ethan in approximately 9.94 minutes.

To learn more about blimp here:

https://brainly.com/question/7211810

#SPJ4

Paul had a job during his summer vacation. He earned $8.55 per hour. He worked 20 hours per week for 8 weeks. How much money did Paul earn? *

Answers

Paul earned a total of $1,368 during his summer vacation. To calculate how much money Paul earned during his summer vacation, we need to determine his hourly rate and the total number of hours he worked.

Given that Paul earned $8.55 per hour and worked 20 hours per week for 8 weeks, we can calculate his total earnings.

First, let's find the total number of hours Paul worked:

20 hours/week * 8 weeks = 160 hours.

Next, we multiply the total number of hours by his hourly rate to find his total earnings:

160 hours * $8.55/hour = $1,368.

Therefore, Paul earned a total of $1,368 during his summer vacation.

To learn more about multiply click here:

brainly.com/question/23536361

#SPJ11

Customers at an ice cream shop took a survey. The results showed that 144 customers rated the shop as being ""very satisfactory."" This number represented 50% of the total number of customers who took the survey. What was the total number of customers who took the survey?

Answers

The total number of customers refers to the sum or count of individuals or entities who have availed products or services from a business or organization. It represents the overall customer base of a company.

The given information is that 144 customers rated the shop as being "very satisfactory." This number represented 50% of the total number of customers who took the survey.

To find out the total number of customers who took the survey, we will need to use the concept of proportions.The proportion can be set up as follows:

[tex]\frac{x}{100} = \frac{144}{50}[/tex]

Here, x represents the total number of customers who took the survey.Cross-multiplying,

50x = 14400

[tex]x = \frac{14400}{50}[/tex]

x = 288

Therefore, the total number of customers who took the survey is 288.

Therefore, the total number of customers who took the survey is 288 and the required answer is written in 91 words.

To know more about total number of customers visit:

https://brainly.com/question/20116544

#SPJ11

Amy compared 4/2 and 5/8 by first comparing each fraction into 1

Answers

Amy compared the fractions 4/2 and 5/8 by converting each fraction into a whole number.

To compare fractions, Amy converted each fraction into an equivalent form with a common denominator of 1. For 4/2, she multiplied both the numerator and denominator by 2 to get 8/4. Then, she simplified it to 2/1, since both the numerator and denominator are divisible by 4. Similarly, for 5/8, she multiplied both the numerator and denominator by 8 to get 40/64. Amy then simplified it to 5/8 by dividing both the numerator and denominator by their greatest common divisor, which is 8.

Comparing the two fractions, Amy found that 2/1 is greater than 5/8. This means that 4/2 is greater than 5/8 when comparing the fractions as whole numbers. It is important to note that comparing fractions by converting them to whole numbers may not always provide an accurate comparison. Other methods, such as finding a common denominator and comparing the fractions directly, are more reliable.

To learn more about fraction click here:  brainly.com/question/10708469

#SPJ11

ms.watson wants to join planet fitness. she paid a flat fee of $110 and $10 monthly. how much does ms.watson have to pay for her membership for the year

Answers

Ms. Watson paid a flat fee of $110 for the first year and $10 monthly for the membership. As we know, Ms. Watson has to pay for 12 months of membership. The total cost of membership for the year is $230. We can calculate the cost of membership for the year as follows:

Yearly cost = Flat fee + Monthly fee for 12 months

Yearly cost = $110 + ($10 x 12)

Yearly cost = $110 + $120

Yearly cost = $230

Therefore, Ms. Watson has to pay $230 for her membership for the year. Ms. Watson is planning to join Planet Fitness for the first time. She has to pay a flat fee for the first year and a monthly fee for the membership. The flat fee is $110, and the monthly fee is $10. Ms. Watson needs to know the total membership cost for the year. We can calculate the total cost of the membership by using simple arithmetic.

The membership for the first year is a flat fee of $110. This fee is payable only once for the first year. After that, Ms. Watson needs to pay a monthly fee of $10. The membership is valid for 12 months. Therefore, we need to calculate the total cost of 12 months of membership for Ms. Watson.

We can do this by multiplying the monthly fee of $10 by 12 months. Ms. Watson must pay a flat fee of $110 for the first year and a monthly fee of $10. She needs to pay this fee for 12 months of membership. Therefore, the total cost of membership for the year is $230.

To know more about the membership, visit:

brainly.com/question/30370235

#SPJ11

A student is saving money to buy a skateboard. The student currently has $15 and plans to save $12 every month. Write a function that represents the amount y (in dollars) of money that the student saves after x months.


y=?
Pls Hurry I need it soon

Answers

The function that represents the amount of money the student saves after x months is y = 12x + 15.

In the given scenario, the student initially has $15. Every month, the student saves an additional $12. This means that the amount of money saved after x months can be calculated by multiplying the number of months (x) by the monthly savings of $12 and adding the initial amount of $15. Therefore, the function y = 12x + 15 represents the amount of money (y) the student saves after x months. For example, after 3 months, the student would have saved $12 * 3 + $15 = $51. The function allows for easy calculation of the savings based on the number of months elapsed.

To learn more Saving

brainly.com/question/7965246

#SPJ11

What are the x-intercepts for the function f(x) = x2 2x – 15?.

Answers

The x-intercepts for the function f(x) = x^2 + 2x - 15 are x = -5 and x = 3.

To find the x-intercepts, we set the function equal to zero and solve for x. In this case, we have the equation:

x^2 + 2x - 15 = 0

To factor this quadratic equation, we look for two numbers that multiply to -15 and add up to 2. The numbers that satisfy this condition are -5 and 3.

Therefore, the factored form of the equation is:

(x - 3)(x + 5) = 0

Setting each factor equal to zero, we find the x-intercepts:

x - 3 = 0 --> x = 3

x + 5 = 0 --> x = -5

Hence, the x-intercepts for the function f(x) = x^2 + 2x - 15 are x = -5 and x = 3.

Learn more about quadratic equations here: brainly.com/question/29269455

#SPJ11

E
Learning Task 1
A. Make each pair of radicals similar by reducing the radicand. ​

Answers

To make each pair of radicals similar by reducing the radicand, we need to simplify the radicands to their lowest terms. Simplifying radicals involves finding the largest perfect square factor of the number under the radical sign and rewriting it. Let's take an example:

Pair 1: √50 and √32

To make these radicals similar, we simplify the radicands:

√50 = √(25 × 2) = 5√2

√32 = √(16 × 2) = 4√2

Now, both radicals have the same simplified radicand, which is √2. The pair becomes 5√2 and 4√2, making them similar.

Similarly, you can apply the same process to any other pairs of radicals, simplifying the radicands to their lowest terms and making the pairs similar by having matching simplified radicands.

To learn more about square factor: -brainly.com/question/83678

#SPJ11

When calculating the effective rate of a loan, which statement or statements must be true if n is equal to 1? I. The nominal rate equals the effective rate. II. The length of the loan is exactly one year. III. The interest is compounded annually. A. I and III b. II and III c. I only d. III only Please select the best answer from the choices provided A B C D.

Answers

The statement that must be true when calculating the effective rate of a loan with n = 1 is: III. The interest is compounded annually. Therefore, the answer is d. III only.

When n equals 1, it means that the interest is compounded once per year. In this case, the effective rate of the loan is equal to the nominal rate since there are no additional compounding periods within the year.

This is because when n equals 1, there is no need to consider the length of the loan (statement II) since it is already implied that the loan is for one year.

However, statement I, which states that the nominal rate equals the effective rate, may not necessarily be true for loans with other values of n. Hence, only statement III is required to be true when n equals 1 to calculate the effective rate of a loan.

To learn more about interest  click here

brainly.com/question/8100492

#SPJ11

carbon-11 has half-life of 20 minutes. If a 50 gram sample of carbon -11 begins to decay, write a model for the amount, A, that is still radioactive after m-minutes. Then, use your model to determine how much of the original sample is still radioactive after a half- hour. Round to the nearest tenth of a gram

Answers

Rounded to the nearest tenth of a gram, the amount of the original sample that is still radioactive after half an hour is approximately 17.7 grams.

To model the decay of carbon-11 over time, we can use the exponential decay formula A = A₀ * (1/2)^(t/h), where A is the amount remaining, A₀ is the initial amount, t is the time elapsed, and h is the half-life. In this case, the initial amount is 50 grams and the half-life is 20 minutes. Using this model, we can determine the amount of carbon-11 remaining after a half-hour (30 minutes). Using the exponential decay model A = A₀ * (1/2)^(t/h), we can calculate the amount of carbon-11 remaining after a certain time. For a half-life of 20 minutes, the equation becomes A = 50 * (1/2)^(t/20). To find the amount remaining after half an hour (30 minutes), we substitute t = 30 into the equation:

A = 50 * (1/2)^(30/20)

A = 50 * (1/2)^(3/2)

A = 50 * (√1/2)^3

A = 50 * (√1/8)

A = 50 * (1/2√2)

A = 25/√2

To determine the decimal value of the amount remaining, we can approximate √2 as 1.414. Therefore:

A ≈ 25/1.414 ≈ 17.68 grams

Learn more about exponential decay here:

https://brainly.com/question/14355665

#SPJ11

On a nut and bolt production line, all the nuts weighed the same and all the bolts weighed the same. An order of 50 nuts and 60 bolts weighed 10.6kg. An order of 40 nuts and 30 bolts weighed 6.5kg. How much would 60 nuts and 50 bolts weigh ?

Answers

The weight of 60 nuts and 50 bolts would be 9.25 kg.

We have to given that,

An order of 50 nuts and 60 bolts weighed 10.6kg.

And, An order of 40 nuts and 30 bolts weighed 6.5kg.

Let us assume that,

Weight of one nut = x

And, Weight of one bolt = y

Hence, We get;

50x + 60y = 10.6  .. (i)

And, 40x + 30y = 6.5  .. (ii)

We want to find the weight of 60 nuts and 50 bolts, which we can denote as:

60x + 50y = ?

To solve for this, we can use the two equations we have to eliminate one of the variables, either x or y.

Let's start by eliminating x:

Multiply equation 1 by 4 and equation 2 by 5, to get:

200x + 240y = 42.4 (equation 3)

200x + 150y = 32.5 (equation 4)

Subtract equation 4 from equation 3:

90y = 9.9

y = 0.11

Now we can substitute y = 0.11 into equation 2 to solve for x:

40x + 30(0.11) = 6.5

40x = 2.5 x = 0.0625

Therefore, the weight of 60 nuts and 50 bolts would be:

60(0.0625) + 50(0.11) = 3.75 + 5.5 = 9.25 kg

So 60 nuts and 50 bolts would weigh 9.25 kg.

Learn more about systems of equations at:

brainly.com/question/14323743

#SPJ4

The function f(x) = 467(5)x represents the growth of a ladybug population every year in a wooded area. Adrianne wants to manipulate the formula to an equivalent form that calculates every 3 months, not every year. Which function is correct for Adrianne's purposes? f(x) = 67(5)x f of x equals 467 times 5 to the 12 power to the x over 12 power f(x) = 467(5 to the one fourth power)4x f(x) = 4672(5)x.

Answers

The correct function for Adrianne's purpose, where the growth is calculated every 3 months instead of every year, is f(x) = 467(5^(x/4)).

To calculate the growth every 3 months instead of every year, we need to modify the original function by adjusting the exponent of 5.

Step 1: The original function is f(x) = 467(5)^x, where x represents the number of years.

Step 2: To calculate the growth every 3 months, we divide x by 4, as there are 12 three-month periods in a year.

Step 3: Adjust the exponent of 5 to (x/4), representing the growth over each three-month period.

Step 4: The modified function becomes f(x) = 467(5^(x/4)), which calculates the growth every 3 months.

Therefore, the correct function for Adrianne's purpose is f(x) = 467(5^(x/4)).

To learn more about calculate the growth click here: brainly.com/question/17255666

#SPJ11

Which sequence best represents the relationship between DNA and the traits of an organism?

DNA base sequence -> Protein shape -> Amino acid sequence -> Protein function -> Trait

DNA base sequence -> Amino acid sequence -> Protein shape -> Protein function -> Trait

DNA base sequence -> Amino acid sequence -> Protein function -> Protein shape -> Trait

DNA base sequence -> Protein function -> Amino acid sequence -> Protein shape -> Trait

Answers

The sequence that best represents the relationship between DNA and the traits of an organism is: DNA base sequence -> Amino acid sequence -> Protein function -> Protein shape -> Trait.

1. DNA base sequence: The DNA molecule contains genetic information in the form of a sequence of nucleotide bases (adenine, thymine, cytosine, and guanine). This sequence acts as a template for protein synthesis.

2. Amino acid sequence: The DNA base sequence is transcribed into mRNA, which is then translated into a sequence of amino acids. The sequence of amino acids determines the primary structure of a protein.

3. Protein function: The specific sequence of amino acids in a protein determines its function. Proteins perform various roles in cells, such as enzymatic activity, structural support, and signaling.

4. Protein shape: The sequence of amino acids determines the folding and three-dimensional structure of a protein. The shape of a protein is crucial for its proper function.

5. Trait: Proteins play a fundamental role in the expression of traits. Traits are characteristics of an organism that result from the combined effects of various proteins and their functions.

Learn more about DNA  : brainly.com/question/30993611

#SPJ11

Sharon pours for different liquid ingredients into a bowl some of the liquid ingredients is 8.53 L two of her measurements are in liters and two of her measurements are in millimeters give me an example of possible measurements for Sharon’s or liquids

Answers

Here's an example of possible measurements for Sharon's liquid ingredients:

Ingredient A: 8.53 L (liters) - This could represent a larger quantity of a liquid ingredient that needs to be added in liters, such as water or broth.

Ingredient B: 1.5 L (liters) - This measurement could represent another liquid ingredient that needs to be added in liters, like oil or a sauce.

Ingredient C: 3500 mL (milliliters) - This measurement represents a smaller quantity of a liquid ingredient that is measured in milliliters, such as a flavoring extract or a concentrated ingredient.

Ingredient D: 250 mL (milliliters) - This measurement could represent another liquid ingredient measured in milliliters, like a specific sauce or a liquid seasoning.

In this example, Sharon uses a combination of liter and milliliter measurements to accurately measure different volumes of liquid ingredients for her recipe. The liter measurements (Ingredient A and Ingredient B) are used for larger quantities, while the milliliter measurements (Ingredient C and Ingredient D) are used for smaller amounts. This combination allows for precise measurement and flexibility in handling both large and small quantities of liquid ingredients.

It's important to note that the specific measurements can vary depending on the recipe and the desired quantities of each ingredient.

Learn more about liters here:

https://brainly.com/question/30983451

#SPJ11

answer this question please its urgent

Answers

b = -15.

Thus, for any value of a = 6 and b = -15, any value of x would be a solution of the equation 3(2x-5) = ax + b.

To find the values of a and b for which any value of x would be a solution of the equation 3(2x-5) = ax + b, we need to consider the properties of the equation.

In the equation 3(2x-5) = ax + b, the left side represents a linear expression that simplifies to 6x - 15. We can equate this to the right side, ax + b.

So, we have the equation 6x - 15 = ax + b.

For any value of x to be a solution, the left side and the right side of the equation should always be equal, regardless of the value of x.

To achieve this, we need the coefficients of x to be equal on both sides of the equation. This means that the coefficient of x on the left side (which is 6) should be equal to the coefficient of x on the right side (which is a).

Therefore, a = 6.

Additionally, the constant term on the left side (-15) should be equal to the constant term on the right side (which is b).

for similar questions on equation.

https://brainly.com/question/17145398

#SPJ8

Other Questions
The function f(x) = 467(5)x represents the growth of a ladybug population every year in a wooded area. Adrianne wants to manipulate the formula to an equivalent form that calculates every 3 months, not every year. Which function is correct for Adrianne's purposes? f(x) = 67(5)x f of x equals 467 times 5 to the 12 power to the x over 12 power f(x) = 467(5 to the one fourth power)4x f(x) = 4672(5)x. Paul had a job during his summer vacation. He earned $8.55 per hour. He worked 20 hours per week for 8 weeks. How much money did Paul earn? * write this percentage as a fraction in its simplist form Airborne odor particles must first dissolve in the mucus before coming in contact withthe olfactory sensory neuron's___which then send the signal up their___ You received someones public key as (55, 7), and you want to encrypt the plaintext value of 8. Using RSA encryption, what is the corresponding ciphertext? A 5. 00105-kg subway train is brought to a stop from a speed of 0. 500 m/s in 0. 400 m by a large spring bumper at the end of its track. What is the force constant k of the spring? Sharon pours for different liquid ingredients into a bowl some of the liquid ingredients is 8.53 L two of her measurements are in liters and two of her measurements are in millimeters give me an example of possible measurements for Sharons or liquids would the continental army have survived without the arrival of the military advisors from other countries? Two congruent squares overlap, as shown, so that vertex A of one square lies at the intersection of the diagonals of the other square. The side of each square has length 12 inches. Find the number of square inches enclosed by the shaded region. Singapore is 8 hours ahead of GMT, so when it's midday in London, it's 8pm in Singapore. For questions 6 through10, choose the answer that best develops the topic sentence. 6. Knowing how fires burn is the key to putting them out. Which details do the authors include to support the claim in this passage? Select two options.information on enslaved populations in different American statesinformation on weather conditions in Louisiana and the Caribbeaninformation on how conditions for enslaved people improved in Louisianaexamples of individual planters who fled Louisiana for Cubaexamples of why cold snaps made it easier to harvest sugarcane ms.watson wants to join planet fitness. she paid a flat fee of $110 and $10 monthly. how much does ms.watson have to pay for her membership for the year 13 fIn the same circle or in congruent circles:Congruent arcs determine ... chords,Congruent arcs determine choices - Equidistantchords.CentralCongruentDistinctEquidistantInfinitely manyIF U DONT KNOW THE ANSWER DONT ANSWER When Patey Pontoons issued 10% bonds on January 1, 2021, with a face amount of $720,000, the market yield for bonds of similar risk and maturity was 11%. The bonds mature December 31, 2024 (4 years). Interest is paid semiannually on June 30 and December 31. Required: a. Determine the price of the bonds at January 1, 2021. b. Prepare the journal entry to record their issuance by Patey on January 1, 2021. Which of the following people was famous for supporting Portuguese maritime expansion in the NorthAtlantic and along the coast of Africa?A. Isabella of CastileB. Prince Henry the NavigatorC. Joan of ArcD. King Joo the mapmaker The Goals 2000: Educate America Act created the National Education Goals Panel, which consisted of educators and leaders from business, labor, and government to oversee schools progress toward meeting the goals. Please select the best answer from the choices provided T F. Make en essay of what are the following changes that happen in your body,and explain how it affects you in term of emotional/maturity/mental or any aspect of your life. As a teeneger what are the challenges that you are experiencing and how are you coping with it? In your opinion, is the government abiding Carson's call? Write an argument essay (of at least 500 words) that uses evidence to support whether or not current pesticide use reflects Carson's call for the "selective and intelligent use of chemical. " Be sure to cite your sources, and provide a reference page for those sources. (I am a mom trying to help my kid write this and im stuck could really use alot of help with this thanks in advance) The seafloor spreads in opposite directions as magma forces its way upward. Geologists have observed matching, reversed magnetic bandson both sides of this ridge. Which is the best explanation of these matching, reversed bands?A. Magma is so hot that it mixes the magnetic direction.OB. The pushing of lava and rock creates enough pressure to affect magnetic direction.O C. The position of the Earth in relation to other planets causes magnetic changes.O D. The Earth experiences cycles of magnetic poles reversing.O E. The earthquakes resulting from the magma movement cause the magnetic changes.