In October 2005, a family's gasoline consumption is 45 gallons per month and is increasing at a rate of 0. 5 gallons per month. The price of gasoline is 290 cents per gallon and is increasing at a rate of 10 cents per month. Calculate the rate at which the family's monthly gasoline bill is increasing at this time. Give your answer correct to the nearest cent per month. Rate of increase = ? cents per month.

Answers

Answer 1

To calculate the rate at which the family's monthly gasoline bill is increasing, we need to consider both the consumption rate and the price rate.

The family's gasoline consumption is increasing at a rate of 0.5 gallons per month, which means that each month, they consume an additional 0.5 gallons compared to the previous month.

The price of gasoline is increasing at a rate of 10 cents per month, indicating that the cost per gallon is increasing by 10 cents each month.

To calculate the rate of increase in the family's monthly gasoline bill, we multiply the consumption rate by the price rate:

Rate of increase = Consumption rate × Price rate

Rate of increase = (45 gallons/month × 10 cents/gallon) + (0.5 gallons/month × 290 cents/gallon)

Simplifying the equation gives us the rate of increase in cents per month for the family's monthly gasoline bill.

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Related Questions

In two triangles the ratio of their area is 4:3 and that of their height is 3:4. Find the ratio of their bases?

Answers

The ratio of their bases is 2:3.

Let's assume the bases of the two triangles are b1 and b2, and their heights are h1 and h2, respectively.

We know that the ratio of their areas is given as 4:3. This implies (1/2) * b1 * h1 : (1/2) * b2 * h2 = 4:3. Simplifying this equation, we get b1 * h1 : b2 * h2 = 4:3.

Given that the ratio of their heights is 3:4, we have h1 : h2 = 3:4.

Using these two ratios, we can find the ratio of their bases by substituting the values. We have (b1 * 3) : (b2 * 4) = 4:3.

Cross-multiplying, we get 3b1 = 4b2, which simplifies to b1 : b2 = 4:3.

Therefore, the ratio of their bases is 4:3.

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a blue print of a plot of land has a scale of 1 1/4 centimeters to 3 1/4 meters. The length of land measures 20 centimeters on the blueprint. If l represents the length of the actual piece of land, what is l?

Answers

According to the given scale, 1 1/4 centimeters on the blueprint represents 3 1/4 meters in reality. The length of land measures 20 centimeters on the blueprint. To find the actual length of the land, denoted by "l," we need to set up a proportion and solve for "l." Therefore, the actual length of the land, denoted by "l," is 65 meters.

Let's set up the proportion based on the given scale:

(1 1/4 cm) / (3 1/4 m) = (20 cm) / (l)

To solve for "l," we cross-multiply and then divide:

(1 1/4 cm) * (l) = (3 1/4 m) * (20 cm)

(5/4 cm) * (l) = (13/4 m) * (20 cm)

(l) = [(13/4 m) * (20 cm)] / (5/4 cm)

Simplifying the expression, we get:

(l) = (260/4 m*cm) / (5/4 cm)

(l) = (260/4 m)

(l) = 65 m

Therefore, the actual length of the land, denoted by "l," is 65 meters.

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Arrange these steps in hurricane formation in order from first to last. 1 Cyclone 11 Depression 11 Disturbance 1 Storm​

Answers

The correct order of the steps in hurricane formation is as follows: 1. Disturbance, 2. Depression, 3. Storm, 4. Cyclone.

The formation of a hurricane typically involves several stages. It begins with a disturbance, which is an area of unsettled weather that may have the potential to develop into a storm. As the disturbance intensifies, it can progress into a depression, which is characterized by organized cloudiness and lower atmospheric pressure. If the depression further strengthens, it can develop into a storm, which is a more severe weather system with stronger winds and precipitation. Finally, a storm can further intensify into a cyclone, which is a mature and well-organized hurricane with a distinct eye at its center.

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ALMN, LM || OP. Given that NL=35, NO=20, and NM=49, find NP.
L
O
N
M
NP =

Answers

Answer:

NP=28

Step-by-step explanation:

20/35=x/49

cross multiply

35x=20x49

35x=980

x-980/35

x=28

Find the tax amount given the original price and the tax rate. Round to the nearest cent if necessary. Original price: $58.73 Tax: 6.5%

Answers

The tax amount, rounded to the nearest cent, is approximately $3.81.

To find the tax amount given the original price and the tax rate, we can multiply the original price by the tax rate.

Original price: $58.73

Tax rate: 6.5%

To calculate the tax amount, we need to convert the tax rate from a percentage to a decimal by dividing it by 100:

Tax rate = 6.5% = 6.5/100 = 0.065

Now we can calculate the tax amount by multiplying the original price by the tax rate:

Tax amount = $58.73 * 0.065

Tax amount ≈ $3.81 (rounded to the nearest cent)

Therefore, the tax amount, rounded to the nearest cent, is approximately $3.81.

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Farid has two types of sticks: short ones, measuring 1 cm and long ones, measuring 3 cm. With which of the combinations below can he make a square, without breaking or overlapping the sticks?

Answers

Farid can make a square by using a combination of two short sticks and two long sticks.

To form a square without breaking or overlapping the sticks, the length of each side of the square must be equal. In this case, we have two types of sticks: short ones measuring 1 cm and long ones measuring 3 cm.

To determine which combinations can form a square, we need to consider the lengths of the sides and the total length of the sticks.

1. Using only short sticks (1 cm each):

To form a square, we need four equal sides. Since each short stick measures 1 cm, the total length of the four sides would be 4 cm. This combination does not work as the total length is too small to form a square.

2. Using only long sticks (3 cm each):

Similarly, using only long sticks would result in a total length of 12 cm for the four sides. This combination also does not work as the total length is too large to form a square.

3. Using a combination of short and long sticks:

In this case, we can combine short and long sticks to create a square. For example, using two short sticks and two long sticks would give us a total length of 2 cm + 2 cm + 3 cm + 3 cm = 10 cm. This combination can form a square with each side measuring 2.5 cm.

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Kareem was doing research for a report about the longest rivers on Earth. He read that the Nile River is 4.16 × 10³ miles long. How should Kareem write the length of the Nile River in standard form on his report?

Answers

Kareem should write the length of the Nile River in standard form as 4160 miles.

To write the length of the Nile River in standard form, we need to express it as a number multiplied by a power of 10.

Given: Length of the Nile River = 4.16 × 10³ miles

In standard form, we want a number between 1 and 10 multiplied by a power of 10. To achieve this, we can move the decimal point three places to the right since we have a positive exponent of 10³.

Moving the decimal point three places to the right gives us:

4.16 × 10³ = 4160

Therefore, Kareem should write the length of the Nile River in standard form as 4160 miles.

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There are some red counters and some blue counters in a bag. The ratio of red counters to blue counters is 5:1. 2 counters are removed at random.

The probability that both the counters talen are red is 22/35.

Answers

The probability that both counters taken from the bag are red is 22/35.

The given information states that the ratio of red counters to blue counters in the bag is 5:1. Let's assume that there are 5x red counters and x blue counters in the bag. The total number of counters in the bag would then be 6x.

When 2 counters are randomly selected, the probability of selecting a red counter on the first draw is (5x / 6x), and the probability of selecting a red counter on the second draw, given that the first counter was red, is ((5x - 1) / (6x - 1)).

To calculate the probability of both counters being red, we multiply these two probabilities together:

(5x / 6x) * ((5x - 1) / (6x - 1)) = (25x^2 - 5x) / (36x^2 - 7x)

Given that this probability is equal to 22/35, we can set up the following equation:

(25x^2 - 5x) / (36x^2 - 7x) = 22/35

By solving this equation, we can find the value of x and determine the probability of both counters being red.

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Caleb is 60 inches tall at the beginning of the school year. now he is 65 inches tall. what percent did his height increase?

Answers

Caleb's height increased by 8.33%. The initial height of Caleb was 60 inches, and his final height is 65 inches.

To calculate the percentage increase in Caleb's height, we need to find the difference between his final height and initial height, and then express it as a percentage of his initial height.

The initial height of Caleb was 60 inches, and his final height is 65 inches.

To find the difference in height, we subtract the initial height from the final height:

Height increase = Final height - Initial height

Height increase = 65 inches - 60 inches

Height increase = 5 inches

Next, we calculate the percentage increase by dividing the height increase by the initial height and multiplying by 100:

Percentage increase = (Height increase / Initial height) * 100

Percentage increase = (5 inches / 60 inches) * 100

Percentage increase ≈ 8.33%

Therefore, Caleb's height increased by approximately 8.33%.

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How many solutions are there to the system of equations? StartLayout enlarged left-brace 1st row 4 x minus 5 y = 5 2nd row negative 0. 08 x 0. 10 y = 0. 10 EndLayout.

Answers

The system of equations has one unique solution.

The given system of equations consists of two equations:

4x - 5y = 5

-0.08x + 0.10y = 0.10

To determine the number of solutions, we can analyze the coefficients of the variables. In the first equation, the coefficient of x is 4, and in the second equation, the coefficient of x is -0.08. The coefficients are not proportional, indicating that the lines represented by the equations are not parallel. Since the lines intersect at a single point, the system of equations has one unique solution.

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The west tower and east tower are 15 miles away from each other. A fire is 41 degrees north of east and 56 degrees north of west to form a triangle with the fire. A forest ranger in the west observation tower spots a fire 41° north of east. Fifteen miles directly east, the forest ranger in the east tower spots the same fire at 56° north of west. How far away is the ranger who is closest to the fire? Approximate the distance by rounding to the nearest hundredth of a mile. 9. 91 mi 11. 87 mi 12. 53 mi 18. 95 mi.

Answers

The ranger who is closest to the fire is approximately 9.91 miles away.

Given that the west tower and east tower are 15 miles away from each other, and the fire is observed at angles of 41 degrees north of east and 56 degrees north of west, we can use trigonometry to determine the distances of the rangers from the fire.

Let's denote the distance from the west tower to the fire as x and the distance from the east tower to the fire as y. Using the tangent function, we can set up the following equations:

In the west tower triangle:

tan(41°) = x / 15

In the east tower triangle:

tan(56°) = y / 15

Solving these equations, we find:

x = 15 * tan(41°) ≈ 9.91 miles (rounded to the nearest hundredth)

y = 15 * tan(56°) ≈ 18.95 miles (rounded to the nearest hundredth)

Comparing the distances, we can conclude that the ranger in the west tower is closer to the fire, with a distance of approximately 9.91 miles.

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Select the best estimate for the combined amount of dog food given in one day.

Choose 1 answer:

Choose 1 answer:


(Choice A)

A

\dfrac12 \text{ kg}

2

1



kgstart fraction, 1, divided by, 2, end fraction, start text, space, k, g, end text


(Choice B)

B

1 \text{ kg}1 kg1, start text, space, k, g, end text


(Choice C)

C

1\dfrac12 \text{ kg}1

2

1



kg

Answers

The correct option for the question is C.1 1/2 kg.How to calculate the combined amount of dog food given in one day?Combined amount of dog food refers to the total amount of food given to all the dogs.

To calculate it, we will add up the amounts of food given to each dog.For example, if 1 kg of food is given to one dog and 1/2 kg of food is given to another, then the combined amount of food given in one day would be 1 kg + 1/2 kg = 1 1/2 kg.

Therefore, the best estimate for the combined amount of dog food given in one day is 1 1/2 kg.

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use the distributive property to create true equations 8(3+6) brainly

Answers

Here are some true equations that use the distributive property to distribute 8(3+6):

8(3+6) = 8(3) + 8(6) = 24 + 48 = 72

8(3+6) = (83) + (86) = 24 + 48 = 72

8(3+6) = (83) + 68 = 24 + 48 = 72

The distributive property can be used to distribute any number of factors over a sum. In this case, we are distributing the factor 8 over the sum 3+6. We can do this by multiplying each term in the sum by 8 and then adding the products together. This gives us 24 + 48 = 72.

The cost of all your ingredients for your cake is $3. 49. You consistently sell 150 cakes per week for $976 in total sales. What is your food cost percentage?

Answers

The cost of ingredients for a cake is $3.49, and the total weekly sales from selling 150 cakes are $976. We will calculate the food cost percentage. The food cost percentage is approximately 35.76%.

To calculate the food cost percentage, we need to determine the portion of the total sales that goes towards the cost of ingredients. The food cost is the cost of ingredients, and the total sales is the revenue generated.

First, we calculate the cost per cake:

Cost per cake = Cost of ingredients / Number of cakes sold

Cost per cake = $3.49 / 150 cakes

Cost per cake ≈ $0.0233

Next, we calculate the total cost of ingredients for all the cakes sold:

Total cost of ingredients = Cost per cake * Number of cakes sold

Total cost of ingredients = $0.0233 * 150 cakes

Total cost of ingredients = $3.495

Now, we can calculate the food cost percentage:

Food cost percentage = (Total cost of ingredients / Total sales) * 100

Food cost percentage = ($3.495 / $976) * 100

Food cost percentage ≈ 0.3576 * 100

Food cost percentage ≈ 35.76%

Therefore, the food cost percentage is approximately 35.76%.

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When rolling a biased dice 100 times, the expected number of odd outcomes is three times the expected number


of even outcomes. Find the probability of an odd outcome.

Answers

The probability of an odd outcome when rolling a biased dice can be found by dividing the expected number of odd outcomes by the total number of possible outcomes. In this scenario, the expected number of odd outcomes is three times the expected number of even outcomes. Therefore, the probability of an odd outcome is 3/4 or 0.75.

To find the probability of an odd outcome, we first need to determine the expected number of odd and even outcomes. Let's denote the expected number of odd outcomes as O and the expected number of even outcomes as E. According to the given information, O = 3E.
Since the dice is biased, we can assume that the probabilities of rolling an odd or even number are not equal. Let's represent the probability of rolling an odd number as p and the probability of rolling an even number as q.
The total number of outcomes when rolling a dice is 6 (1, 2, 3, 4, 5, 6). Therefore, we have the equation: O + E = 6.
Substituting O = 3E, we can rewrite the equation as: 3E + E = 6, which simplifies to 4E = 6.
Solving for E, we find E = 6/4 = 1.5.
Since O = 3E, we have O = 3 * 1.5 = 4.5.
The probability of an odd outcome can be calculated as O/(O + E), which is 4.5/(4.5 + 1.5) = 4.5/6 = 3/4 or 0.75.

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A testing bureau reports that the mean for the population of Graduate Record Exam (GRE) scores is 500 with a standard deviation of 90. The scores are normally distributed. The percentile rank of a score of 667 is _________

Answers

The percentile rank of a GRE score of 667, based on a population mean of 500 and a standard deviation of 90, is approximately 96.6%.


To calculate the percentile rank of a GRE score of 667, we need to determine how many scores fall below this value in a normal distribution with a mean of 500 and a standard deviation of 90.

First, we calculate the z-score, which represents the number of standard deviations a particular score is from the mean. The z-score can be calculated as (667 - 500) / 90 = 1.8556.

Next, we use a z-table or a statistical calculator to find the area under the normal curve to the left of the z-score. This area represents the percentile rank.

Looking up the z-score in the table or using a calculator, we find that the percentile rank of a score of 667 is approximately 96.6%.



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Si compramos 2/4 de azúcar y el kilo cuesta $47.00 ¿Cuánto tiene que pagar?

Answers

The amount that needs to be paid for purchasing 2/4 of sugar when the cost of a kilogram is $47.00 is $23.50.

Given that we buy 2/4 of sugar and the cost of a kilogram is $47.00.

We need to find the total cost of sugar purchased.

First, we need to convert the given fraction to a decimal;

that is 2/4 = 0.5.

The amount of sugar purchased is 0.5 kilogram.

To find the total cost, we multiply the amount of sugar purchased by the cost per kilogram.

Total cost of sugar purchased = Amount of sugar purchased x Cost per kilogram

                                                  = 0.5 x $47.00

                                                  = $23.50

Therefore, the amount that needs to be paid for purchasing 2/4 of sugar when the cost of a kilogram is $47.00 is $23.50.

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find the value of an odd natural number x if LCM(x,40)=1400.​

Answers

To find the value of the odd natural number x, we need to determine the prime factors of 1400 and their respective multiplicities.

The prime factorization of 1400 is[tex]2^3 * 5^2 * 7.[/tex] Since the least common multiple (LCM) is equal to 1400, we know that x must include all the prime factors of 1400.

However, since x is an odd natural number, it cannot include 2 as a prime factor. Therefore, we can remove the factor of 2 from the LCM expression. The remaining prime factors are 5^2 and 7. Therefore, x must equal [tex]5^2 * 7,[/tex]which simplifies to x = 175.

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Levi is a plumber, and his coworker Tom is an electrician. Levi charges customers a fee of $60 just to come to their houses and then $1 per minute that he is there. Tom also charges a fee of $40 for a home visit, plus an additional $3 per minute. Last week the coworkers went to a job site together, spent the same amount of time working, and earned the same amount. How much did each one earn?

Answers

Levi charges customers a fee of $60 just to come to their houses and then $1 per minute that he is there. Levi earned $80 and Tom earned $100.

An equation is a mathematical statement that asserts the equality of two expressions. It consists of two sides, often referred to as the left-hand side (LHS) and the right-hand side (RHS), connected by an equal sign (=). The equal sign indicates that the two sides have the same value or are equivalent.

Levi charges customers $60 as a base fee and then $1 per minute that he spends on the job. Tom charges $40 for a home visit and $3 per minute. Levi and Tom spent the same amount of time working and earned the same amount of money. Let's calculate their earnings.

Let's assume they worked for t minutes each. Levi's earning equation will be:

E1 = 60 + t

Tom's earning equation will be:

E2 = 40 + 3t

Their earnings are the same so:

60 + t = 40 + 3t

60 - 40 = 3t - t

t = 20

So they both worked for 20 minutes. Let's substitute 20 into either of their equations and find their earnings:

E1 = 60 + t = 60 + 20 = $80

E2 = 40 + 3t = 40 + 3(20) = $100

Therefore, Levi earned $80 and Tom earned $100.

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Which type of tax describes excise taxes, sales taxes, and tolls?

Answers

All three types of taxes fall under the category of indirect taxes because they are not directly based on an individual's income or wealth but rather on the consumption of goods, services,

or use of specific infrastructure.The types of taxes you mentioned, namely excise taxes, sales taxes, and tolls, are all examples of indirect taxes. Indirect taxes are imposed on goods, services, or transactions rather than directly on individuals or entities.

They are typically collected by intermediaries, such as businesses or service providers, who then pass on the tax burden to the consumers.

Excise taxes are levied on specific goods, such as alcohol, tobacco, gasoline, or luxury items. They are often intended to discourage the consumption of these goods or to generate revenue for the government.

Sales taxes are imposed on the sale of goods and services and are usually calculated as a percentage of the purchase price. They are collected by the seller from the buyer at the point of sale.

Tolls, on the other hand, are charges imposed on the use of certain infrastructure, such as roads, bridges, tunnels, or highways.

They are typically collected at toll booths or through electronic systems, and the revenue generated is used for the maintenance and construction of the infrastructure.

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True or False:



The genitive singular form of the relative pronoun is quod.



the language is latin btw

Answers

The given statement "The genitive singular form of the relative pronoun is quod" is False. What is Genitive? The genitive is a grammatical case in some languages that expresses a possessive relationship or a close relationship that might be equivalent to many English prepositional phrases.

Latin is a language that has this kind of case. It is employed to show possession, the whole of which is often equivalent to the English "of" construction. What is a pronoun? A pronoun is a word that takes the place of a noun in a sentence. It's used to avoid redundancy and to make sentences more straightforward. Pronouns may also aid in the clarity and conciseness of a sentence. A relative pronoun, like a typical pronoun, substitutes for a noun in a sentence.

It is used to link two clauses together and to represent a noun or a noun phrase in the second clause that refers back to a noun in the first clause. In Latin, the genitive singular form of the relative pronoun is cujus, not quod. Therefore, the given statement "The genitive singular form of the relative pronoun is quod" is False.

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Let f be defined as shown. If the domain is restricted to [9,5}, which statement is true? Click on the correct answer.

Answers

The statement "f is not defined for any x-values in the domain [9, 5]" is true. This means that there are no corresponding y-values or outputs for any x-values within this restricted domain. Therefore, The range of f on the domain [9, 5] is approximately equal to [5, 5].

The given question mentions that the domain of function f is restricted to [9, 5]. However, this interval is not valid because the lower bound (9) is greater than the upper bound (5), which contradicts the conventional ordering of intervals. The correct representation of the interval should be [5, 9].

Since the domain [9, 5] is not a valid interval, it means that there are no x-values within this range that can be plugged into function f. As a result, f is not defined for any x-values in the domain [9, 5]. This means that there are no corresponding y-values or outputs for any x-values within this restricted domain.

The range of f on the domain [9, 5] is approximately equal to [5, 5].

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Nick found the quotient of 8. 64 and 1. 25 × 105. His work is shown below. 1. (8. 64 × 101) (1. 25 × 105) 2. (8. 64 1. 25 ) (101 105 ) 3. 6. 912 × 10–4 Analyze Nick’s solution. Is he correct? If not, what was his mistake? Yes, Nick is correct. No, the power multiplied to 8. 64 should have an exponent of 0. No, he needed to subtract the coefficients. No, he needed to add the exponents.

Answers

Nick's solution is incorrect. His mistake lies in step 2 of his work.

In step 2, Nick incorrectly multiplies the coefficients (8.64 and 1.25) and also multiplies the exponents (101 and 105). However, when dividing two numbers written in scientific notation, the coefficients should be divided, not multiplied, and the exponents should be subtracted, not added.

The correct steps for dividing 8.64 by 1.25 × 10^5 are as follows:

1. Rewrite the numbers in scientific notation:

  8.64 = 8.64 × 10^0

  1.25 × 10^5 = 1.25 × 10^5

2. Divide the coefficients:

  8.64 ÷ 1.25 = 6.912

3. Subtract the exponents:

  0 - 5 = -5

Therefore, the correct quotient is 6.912 × 10^-5, not 6.912 × 10^-4 as stated in Nick's solution.

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The number of people who like a particular video online triples every day after the day the video is posted. If 15 people like the video on the day it is posted, which inequality can be used to find the number of days, t , it takes for the number of people who have liked the video to reach more than 3 , 000 ? 15 + 3 t < 3 , 000 15 + 3 t < 3 , 000 15 + 3 t > 3 , 000 15 + 3 t > 3 , 000 15 ( 3 ) t < 3 , 000 15 ( 3 ) t < 3 , 000 15 ( 3 ) t > 3 , 000

Answers

The number of people who like a particular video online triples every day after the day the video is posted and 15 people like the video on the day it is posted.

We need to find an inequality which can be used to find the number of days, t, it takes for the number of people who have liked the video to reach more than 3000. The inequality which can be used to find the number of days, t, it takes for the number of people who have liked the video to reach more than 3000 is: 15 + 3t > 3000

The above inequality is correct because the number of people who like a particular video online triples every day after the day the video is posted. This means that on the 2nd day, 3 * 15 people like the video. On the third day, 3 * 3 * 15 people like the video, which is equal to 9 * 15 people.

Therefore, the total number of people who like the video on the 1st, 2nd and 3rd day is:

15 + 3 * 15 + 9 * 15 = 15 + 45 + 135 = 195

We can see that the number of people who like the video on the 1st day itself is only 15, which is very less. We need to get the number of people who have liked the video to reach more than 3000. Therefore, the above inequality is used.

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Andy records a temperature decrease of 37°F over 4 1/2 hours The temperature decreased the same number of degrees each hour. what is the change in temperature each hour to the nearest tenth of a degree.​

Answers

Andy records a temperature decrease of 37°F over 4 1/2 hours. The temperature decreased the same number of degrees each hour.

Find the change in temperature each hour to the nearest tenth of a degree.What is meant by temperature decrease?The drop in the amount of temperature is termed as temperature decrease.What is meant by change in temperature?The alteration in temperature is called change in temperature.Calculation for the temperature decrease per hour:The temperature decrease in 4.5 hours is 37°F.

The temperature decrease per hour can be calculated as follows:To calculate the temperature decrease per hour, divide the temperature decrease by the number of hours:37°F ÷ 4.5 hours = 8.22°F/hourTherefore, the change in temperature each hour to the nearest tenth of a degree is 8.2 degrees Fahrenheit (°F).

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The altitude at which we boil an egg affects how long it takes for the egg to achieve perfect hardness. It takes

198

198198 seconds to boil a perfect egg at the lowest place possible, the edge of the Dead Sea, which has an altitude of



418

−418minus, 418 meters. The highest place possible is the summit of Mount Everest which has an altitude of

8848

88488848 meters. It takes

209

209209 seconds to boil a perfect egg there. T

(

a

)

T(a)T, left parenthesis, a, right parenthesis models the time (in seconds) it takes to boil a perfect egg at an altitude of

a

aa meters. Which number type is more appropriate for the domain of

T

TT?

Choose 1 answer:

Answers

The appropriate number type for the domain of T(a) is the set of real numbers. It is one of the most common type of numbers used in mathematics. Real numbers are a combination of rational and irrational numbers.

These numbers include all rational and irrational numbers including positive and negative numbers. The boiling point of an egg can be changed by altitude. It will take a longer time to cook an egg in a higher altitude. The boiling point of water decreases by approximately 1 degree Celsius for every 300 meters rise in altitude.In this case, a is an altitude in meters. Thus, it could take longer or less time to cook an egg depending on the altitude.

Since T(a) models the time it takes to boil a perfect egg at a given altitude a, the domain of T(a) would be a set of all possible altitudes where one would like to boil an egg. The set of possible altitudes would be from minus 418 meters to 8,848 meters, and all real numbers in between. Therefore, the domain of T(a) is set of real numbers.

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In (20x^2 + 8x — 64) ÷ (5x — 8) what is the divisor?

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In the expression (20x² + 8x — 64) ÷ (5x — 8), the divisor is (5x — 8), representing the expression used for division.

In the expression (20x² + 8x — 64) ÷ (5x — 8), the divisor is indeed (5x — 8).

To understand why the divisor is (5x — 8), let's look at the expression as a whole and break it down:

(20x² + 8x — 64) ÷ (5x — 8)

The divisor is the expression that appears after the division symbol "÷", which is (5x — 8). In this case, the divisor represents the expression by which we divide the dividend to perform the division operation.

For example, if we were to solve this division problem, we would divide the dividend (20x² + 8x — 64) by the divisor (5x — 8). The resulting quotient would be the solution to the division problem.

In summary, in the expression (20x² + 8x — 64) ÷ (5x — 8), the divisor is (5x — 8), representing the expression used for division.

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To find the perimeter P of a square with side of length​ s, I can use the formula P4s. So the perimeter of a square with side of length 7 inches is 4728 inches.

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The statement is incorrect. The formula for finding the perimeter of a square is P = 4s, where P represents the perimeter and s represents the length of a side.

The correct formula multiplies the side length by 4 to calculate the perimeter.

If the side length of a square is 7 inches, we can substitute this value into the formula:

P = 4s

P = 4(7)

P = 28 inches

Therefore, the correct perimeter of a square with a side length of 7 inches is 28 inches, not 4728 inches as stated in the original statement. The calculation provided in the statement appears to be incorrect or based on a different formula, leading to an inaccurate result.

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Which statements describe the function f(x) = 3(1/3)^x? Check all that apply.

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The function [tex]f(x) = 3(1/3)^x[/tex] represents an exponential decay function. It is described by the following statements:  The function [tex]f(x) = 3(1/3)^x[/tex] represents an exponential decay function.

In an exponential decay function, the base of the exponent is between 0 and 1, causing the function to decrease as x increases. In this case, the base is 1/3, which is less than 1, indicating decay. The coefficient 3 represents the initial value or starting point of the function.

As x increases, the function approaches zero, getting arbitrarily close to but never reaching it. Therefore, the function [tex]f(x) = 3(1/3)^x[/tex] is always positive but gradually decreases as x increases. It does not have a horizontal asymptote because it approaches but never reaches zero. It is important to note that the function is defined for all real numbers.

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The complete question is:

Which of the following statements describe the function f(x) = 3(1/3)^x? Check all that apply.

1. The function represents an exponential decay function.

2. The base of the exponent is between 0 and 1.

3. The coefficient 3 represents the initial value of the function.

4. As x increases, the function approaches zero but never reaches it.

5. The function does not have a horizontal asymptote.

6. The function is defined for all real numbers.

Explain your observation with respect to relationship between term

and sum of the terms

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The relationship between the terms and the sum of the terms in a sequence can vary depending on the specific sequence. However, there are a few common observations that can be made.

Firstly, if the terms in a sequence are increasing or decreasing at a constant rate, the sum of the terms will also increase or decrease at a constant rate. In this case, the relationship between the terms and the sum is linear.

Secondly, if the terms in a sequence follow a specific pattern or formula, such as a geometric sequence or an arithmetic sequence, there are specific formulas that can be used to calculate the sum of the terms. These formulas provide a direct relationship between the terms and the sum.

Thirdly, for some sequences, the relationship between the terms and the sum may be more complex and not easily discernible. In such cases, mathematical techniques such as series convergence tests or recurrence relations may be used to determine the sum.

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