To determine how many 5-pound bags of potatoes a trader can sell, you need to divide the total weight of the potatoes in pounds by 5. The trader can sell 10 bags of 5-pound potatoes.
To find the number of 5-pound bags of potatoes a trader can sell, you need to perform a division operation. First, determine the total weight of the potatoes the trader has in pounds. Let's say the total weight is X pounds. Next, divide the total weight by 5, as each bag weighs 5 pounds. This division will give you the number of bags that can be formed from the total weight.
Mathematically, the calculation can be expressed as follows:
Number of bags = X pounds / 5 pounds per bag
For example, if the trader has 50 pounds of potatoes, the calculation would be:
Number of bags = 50 pounds / 5 pounds per bag = 10 bags
So, in this case, the trader can sell 10 bags of 5-pound potatoes. This method allows you to represent and find the number of 5-pound bags of potatoes a trader can sell based on the total weight of the potatoes they have.
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Rita has two lengths of rope that are 9 feet and 1 foot long. Jeremy says there is only one possible additional rope length Rita can get to form a
triangle, Rita disagrees.
Who do you agree with? Explain your reasoning.
I agree with Rita. Jeremy is incorrect in claiming that there is only one possible additional rope length for Rita to form a triangle.
To form a triangle, the sum of the lengths of any two sides must be greater than the length of the third side. In this case, Rita has two rope lengths of 9 feet and 1 foot. For a triangle to be formed, the sum of the two shorter sides must be greater than the longest side. However, in this case, 1 foot + 9 feet is greater than 9 feet, which satisfies the triangle inequality. Therefore, Rita can form a triangle with these two rope lengths.
Rita's disagreement is valid as there are multiple possible additional rope lengths she can obtain to form a triangle, not just one.
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John flipped a coin 9 times and recorded 5 heads. What is the ratio of heads to tails John recorded?
John recorded 5 heads and flipped a coin 9 times. The ratio of heads to tails recorded by John is 5:4.
John flipped a coin 9 times and recorded 5 heads. To determine the ratio of heads to tails, we need to compare the number of heads to the number of tails. Since John recorded 5 heads, the remaining flips would be tails.
Therefore, the number of tails recorded would be 9 - 5 = 4. The ratio of heads to tails recorded by John is thus 5:4, which means for every 5 heads, there were 4 tails. This ratio represents the relative frequency of heads and tails in John's coin flips.
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Brandon is running errands for his mother. It is 1 4 mile from his house to the library and 2 3 mile from the library to the grocery store. Brandon claims that he walks a total of 11 12 mile if he goes from his house to the library to the grocery store. Which of the following shows whether Brandon is correct and why? A. Yes; the correct distance is 11 12 mile, because 1 4 2 3 = 3 12 8 12 = 11 12. B. No; the correct distance is 10 12 mile, because 1 4 2 3 = 4 12 6 12 = 10 12. C. No; the correct distance is 1 mile, because 1 4 2 3 = 4 12 8 12 = 12 12 = 1. D. No; the correct distance is 1 1 12 miles, because 1 4 2 3 = 4 12 9 12 = 13 12 = 1 1 12.
The correct answer is D. No; the correct distance is 1 1/12 miles, because 1/4 + 2/3 = 4/12 + 8/12 = 12/12 = 1 1/12.
To solve this problem, we first need to convert the mixed numbers to fractions. 1 4 = 4 12 and 2 3 = 8 12. Then, we can add the fractions together. 4 12 + 8 12 = 12 12 = 1 1 12.
Therefore, Brandon is incorrect. He walks a total of 1 1/12 miles, not 11 1/2 miles.
Four transformations of the function f(x)=2x−4 are given below. For each transformation, drag the expression that shows the result of that transformation into the box under it.
1. Vertical stretch: f(x) = 2(2x-4)
2. Horizontal stretch: f(x) = 2(x/2-4)
3. Vertical shift up: f(x) = 2x-4+3
4. Vertical shift down: f(x) = 2x-4-3
1. Vertical stretch: To vertically stretch the function, we multiply the function by a constant outside the parentheses. In this case, multiplying f(x) by 2 results in f(x) = 2(2x-4).
2. Horizontal stretch: To horizontally stretch the function, we divide the input variable (x) by a constant inside the parentheses. In this case, dividing x by 2 gives us f(x) = 2(x/2-4).
3. Vertical shift up: To vertically shift the function upward, we add a constant to the function. Adding 3 to f(x) results in f(x) = 2x-4+3.
4. Vertical shift down: To vertically shift the function downward, we subtract a constant from the function. Subtracting 3 from f(x) gives us f(x) = 2x-4-3.
These transformations modify the original function f(x)=2x-4 in different ways, stretching it vertically, horizontally, and shifting it vertically up or down.
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A.
Write a recursive formula for the sequence 8, 10, 12, 14, 16,. Then find the next term.
a = a,-1 + 2, where a, 8; 18
b.
a.
+ 2, where a
18; 8
c.
a, = a -1 -2, where a, 8; 18
d. A, = a. -1
2, where a, = = 2; -2
= a. - 1
The recursive formula for the sequence is a(n) = a(n - 1) + 2 and the next term is 18
Writing a recursive formula for the sequenceFrom the question, we have the following parameters that can be used in our computation:
8, 10, 12, 14, 16,.
In the above sequence, we have
First term, a(1) = 8
And we have the common difference to be
d = 2
So, we have
a(n) = a(n - 1) + 2
The next term of the sequence is
Next = 16 + 2
Evaluate
Next = 18
Hence, the recursive formula for the sequence is a(n) = a(n - 1) + 2
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Give the equations of the asymptotic of f(x),g(x) and h(x)
The equation of the asymptote for function f(x) is y = 0.
The equation of the asymptote for function g(x) is x = a, where a is a constant.
The equation of the asymptote for function h(x) is y = mx + b, where m and b are constants.
For function f(x), the asymptote is y = 0 since the function approaches zero as x approaches positive or negative infinity.
For function g(x), the asymptote is a vertical line at x = a. This occurs when the function approaches a specific x-value but does not cross it.
For function h(x), the asymptote is a straight line represented by y = mx + b. This occurs when the function approaches a linear relationship as x approaches positive or negative infinity. The values of m and b depend on the slope and y-intercept of the asymptote, respectively.
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Convert. If necessary, round to the nearest tenth.
(Recall: 1 gal. = 3.79 L.)
Igal. x 20 L.
a. 10.5
b. 5.8
C.
10.1
d.
5.3
Therefore, the answer rounding to the nearest tenth is d. 5.3.
To convert 1 gallon to liters, we multiply by the conversion factor of 3.79 L/gal.
1 gal. * 3.79 L/gal = 3.79 L
Now, to find the equivalent of 20 liters, we can set up a proportion:
1 gal / 3.79 L = x gal / 20 L
Cross-multiplying and solving for x, we get:
x = (1 gal / 3.79 L) * 20 L = 20 / 3.79 gal
Rounding to the nearest tenth, we have:
x ≈ 5.3
Therefore, the answer is d. 5.3.
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If a manufacturing company uses a single, weight-losing raw material to manufacture its finished product, then most likely the company will:_________.
i. Choose to outsource its labor component.
ii. Locate its manufacturing plant at the raw material site.
iii. Locate several manufacturing plants close to consumers.
iv. Use a ubiquitous raw material.
v. Agglomerate close to similar factories
Option B : Locate its manufacturing plant at the raw material site.
Given,
Weight losing raw material to manufacture its finished products .
Here,
Weight loss raw materials are those which loses their weight while production sugar, iron and steel, and aluminum that lose weight during production.
For example we can take the industries that require minerals for their production works .
Another example is of sugar industry which require weight losing raw material .
Thus the correct option will be B .
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1) What is the formula used to
find the volume of a cylinder?
2)What is the difference
between the volumes of the
Chunky Chicken Noodle Soup
can and the Condensed
Chicken Noodle Soup can?
"Use 3. 14 for pi in all calculations
"You must show what you multiplied to find
the volumes of both cans AND the difference
between the two volumes.
"Remember to label your answers
cm
Answer:
for 1.
Step-by-step explanation:
the formula is pir2h
What INVERSE OPERATION is used to solve the equationx/7=5?
The inverse operation used to solve the equation x/7 = 5 is multiplication
Inverse operations are mathematical operations that reverse or undo each other. To isolate the variable, inverse operations are used. For example, addition and subtraction are inverse operations, as are multiplication and division.
In an equation, inverse operations can be used to solve for a variable. In order to solve the equation x/7 = 5, we will use inverse operations.The inverse operation of division is multiplication. So, we can isolate x by multiplying both sides of the equation by 7.x/7 = 5Multiplying both sides by 7 gives:x = 7 × 5x = 35Therefore, x = 35 is the solution to the equation.
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Calvin wants to sell a basic badminton kit to his friends. In that kit, he puts two rackets worth ₹140₹140₹, 140 each and a shuttlecock worth ₹80₹80₹, 80. He wants to have a profit of 25\%25%25, percent?
The selling price for Calvin's badminton kit, with a desired profit of 25%, is ₹450.
To determine the selling price for Calvin's badminton kit, including a desired profit of 25%, we need to calculate the cost price and add the profit margin.
The cost price of the badminton kit consists of two rackets worth ₹140 each and a shuttlecock worth ₹80. Let's calculate the total cost price:
Cost Price = (2 * ₹140) + ₹80 = ₹280 + ₹80 = ₹360
To find the selling price with a 25% profit margin, we need to add 25% of the cost price to the cost price:
Profit = 25% of ₹360 = (25/100) * ₹360 = ₹90
Selling Price = Cost Price + Profit = ₹360 + ₹90 = ₹450
Therefore, the selling price for Calvin's badminton kit, with a desired profit of 25%, is ₹450.
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Factor completely 10x2 2x − 8. 2(5x − 1)(x 4) 2(5x − 4)(x 1) 2(5x 2)(x − 2) 2(5x − 2)(x 2).
This means that the expression 10x² + 2x - 8 completely factored as 2(5x - 2)(x + 2).
The correct factored form of the expression 10x² + 2x - 8 is:
2(5x - 2)(x + 2).
To factor the quadratic expression completely for common factors first that the coefficient 2 is a common factor in all three terms. After factoring out 2, left with (5x² + x - 4).
An factor the trinomial (5x² + x - 4). However, this trinomial cannot be factored further using integer coefficients.
So, the factored form of the expression is 2(5x - 2)(x + 2).
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Find the volume of a right circular cone that that that has a height of 13.8ft and a base with a radius of 7.8ft
The volume of the right circular cone with a height of 13.8ft and a base radius of 7.8ft is approximately 672.59 cubic feet.
1. The formula for the volume of a right circular cone is V = (1/3)πr²h, where V represents the volume, π is a mathematical constant (approximately 3.14159), r is the radius of the base, and h is the height of the cone.
2. Plug in the given values into the formula: V = (1/3)π(7.8ft)²(13.8ft).
3. Calculate the volume: V = (1/3)π(60.84ft²)(13.8ft).
4. Simplify the expression: V ≈ 7.484π(13.8ft).
5. Use the approximation π ≈ 3.14159: V ≈ 7.484(3.14159)(13.8ft).
6. Calculate the volume: V ≈ 293.48ft³.
7. Round the result to two decimal places: V ≈ 672.59 cubic feet.
Therefore, the volume of the given right circular cone is approximately 672.59 cubic feet.
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6:2:3 last month 24 pairs of boots were sold how many boots all the together were sold last month
Last month, a total of 72 boots were sold. To calculate the total number of boots sold last month, we need to multiply the number of pairs of boots sold (24) by the ratio 6:2:3. In this ratio, each part represents a fraction of the total number of boots.
In the given ratio, the first part represents 6 out of 11 parts. So, we can calculate the fraction of boots sold by multiplying the first part of the ratio (6) by the total number of parts (11): 6/11 * 24 = 72/11.
Therefore, a total of 72 boots were sold last month.
The ratio 6:2:3 indicates that for every 6 parts of boots sold, there are 2 parts of another type of boots and 3 parts of yet another type. In this case, since we only have information about the first part (24 pairs of boots), we need to find the fraction of the total number of boots that the first part represents.
To calculate this fraction, we multiply the first part (6) by the total number of parts in the ratio (11). This gives us the fraction 6/11, which represents the proportion of boots sold out of the total. Multiplying this fraction by the total number of pairs of boots sold (24) gives us the total number of boots sold last month, which is 72.
Therefore, using the given ratio and the number of pairs of boots sold, we can determine the total number of boots sold by considering the proportion of each type of boots in the ratio.
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Which fractions are equivalent?
26 and 12
14 and 36
26 and 14
12 and 24
To find which fractions are equivalent, we need to simplify each fraction. the fractions that are equivalent are 12/24 and 1/2.
The fractions 26/12 and 14/36 cannot be simplified since both already are in their simplest form. Hence 26/12 and 14/36 are not equivalent.14 and 36The fractions 26/12 and 14/36 cannot be simplified since both already are in their simplest form. Hence 26/12 and 14/36 are not equivalent.26 and 14The fractions 26/12 and 14/36 cannot be simplified since both already are in their simplest form.
Two fractions are equivalent if they represent the same part of a whole. To find which fractions are equivalent, we can simplify each fraction by dividing the numerator and denominator by their greatest common factor. The simplified fractions will represent the same part of a whole as the original fraction and will be equivalent fractions.
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Shirley has already jogged 5 miles. She continues to jog at an average rate of 3. 5 miles per hour. This situation is modeled by the function y=3. 5x+5 where y is the total miles jogged and x is the number of hours Shirley continues to jog. Identify the rate of change and the initial value of the function. Express your answers as decimals if necessary
The rate of change and the initial value of the function can be identified based on the given situation and the function y = 3.5x + 5.
The rate of change represents the constant rate at which the miles jogged increase per hour, while the initial value indicates the starting point or the number of miles jogged before any additional hours.
In the given function y = 3.5x + 5, the coefficient of x, which is 3.5, represents the rate of change. It indicates that for every hour Shirley continues to jog, she will add 3.5 miles to the total distance already jogged.
The constant term, 5, represents the initial value of the function. In this case, it signifies that Shirley has already jogged 5 miles before she starts jogging at an average rate of 3.5 miles per hour.
Therefore, the rate of change of the function is 3.5 miles per hour, indicating the increase in miles jogged per hour, and the initial value is 5 miles, representing the distance already jogged by Shirley before any additional hours of jogging.
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A hiker whose eye level is 2m above the ground wants to find the heigh of a tree. He places a mirror horizontally on the ground 20m from the base of the tree, and find that if he stands at a point c, which is 4m from the mirror b, he can see the reflection of the top of the tree. How tall is the tree
The height of the tree is 12 meters.
To solve this problem, we can use similar triangles.
Let's denote the height of the tree as 'h'.
We have a right triangle formed by the hiker's line of sight, the mirror, and the reflected image of the top of the tree.
The vertical leg of this triangle is 'h', and the horizontal leg is the sum of the distance between the mirror and the base of the tree (20m) and the distance between the mirror and the hiker (4m).
So the horizontal leg is 20m + 4m = 24m.
Now, we can set up the proportion between the similar triangles:
(hiker's eye level)/(horizontal leg) = (reflected image height)/(vertical leg)
Plugging in the given values:
2 / 24 = 1 / h
Cross-multiplying:
2h = 24
Dividing both sides by 2:
h = 24 / 2
h = 12
Therefore, the height of the tree is 12 meters.
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Given: \overline{AB} \parallel \overline{DC}AB∥DCand \overline{AB} \cong \overline{DC}.AB≅DC.Prove: \triangle ABE \cong \triangle CDE△ABE≅△CDE.
All corresponding angles and sides of △ABE and △CDE are congruent: ∠A ≅ ∠C, ∠B ≅ ∠D, AB ≅ CD, and BE ≅ DE.
To prove that △ABE ≅ △CDE, we can use the concept of corresponding angles and sides of parallel lines. Given that AB ∥ DC and AB ≅ DC, we need to show that △ABE and △CDE have congruent corresponding angles and sides.
Proof:
Given: AB ∥ DC, AB ≅ DC
Since AB ∥ DC, corresponding angles are congruent. Therefore, ∠A ≅ ∠C.
Also, AB ≅ DC, which means corresponding sides are congruent. Therefore, AB ≅ CD.
Consider △ABE and △CDE. We have ∠A ≅ ∠C (from step 2) and AB ≅ CD (from step 3).
To prove that △ABE ≅ △CDE, we need to show that all corresponding angles and sides are congruent.
We have already established that ∠A ≅ ∠C and AB ≅ CD.
Now, since AB ∥ DC, we can conclude that ∠B ≅ ∠D (corresponding angles of parallel lines).
Furthermore, since AB ≅ DC, we can also conclude that BE ≅ DE (corresponding sides of △ABE and △CDE).
Therefore, all corresponding angles and sides of △ABE and △CDE are congruent: ∠A ≅ ∠C, ∠B ≅ ∠D, AB ≅ CD, and BE ≅ DE.
By proving that all corresponding angles and sides of △ABE and △CDE are congruent, we can conclude that △ABE ≅ △CDE by the criteria of congruence (ASA - Angle-Side-Angle).
Hence, we have successfully proved that △ABE ≅ △CDE based on the given information and the concept of corresponding angles and sides of parallel lines.
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2 cyclists leave town 86 kilometers apart at the same time and travel toward each other. one cyclist travel 7 km/h faster than the other.
Two cyclists leave a town 86 kilometers apart at the same time and travel towards each other. One cyclist is traveling 7 km/h faster than the other. The task is to find their speeds.
Let's assume the speed of the slower cyclist is x km/h. Since the other cyclist is traveling 7 km/h faster, their speed would be x + 7 km/h.
The total distance between the two cyclists is 86 kilometers, and they are traveling towards each other. This means that the sum of the distances covered by both cyclists will equal the total distance of 86 kilometers.
Using the formula Distance = Speed × Time, we can set up the equation:
Distance covered by the slower cyclist + Distance covered by the faster cyclist = 86
The time taken by both cyclists will be the same since they start at the same time. So, we can rewrite the equation as:
(x km/h) × (t hours) + (x + 7 km/h) × (t hours) = 86
Simplifying the equation, we get:
xt + (x + 7)t = 86
xt + xt + 7t = 86
2xt + 7t = 86
Since we have two variables (x and t), we need another equation to solve the system. Without additional information, it is not possible to determine the exact values of x and t.
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In preparation for the homecoming football game, members of the student body are painting the school rock. If Angela works alone, it will take
her 5 and one-half hours. If Brandon works alone it will take him 7 hours. If they work together, approximately how long will it take?
4
3
6. 25
125
When working together, it will take Angela and Brandon about 3 hours and 12 minutes to paint the school rock.
The answer is 3
Let's first assume that Angela can paint the school rock in x hours, then Brandon would be able to paint the school rock in y hours.Angela’s work rate: \frac{1}{x} of the rock per hour .
So, Angela’s work rate = [tex]$\frac{1}{5.5}$[/tex]and Brandon’s work rate = \frac{1}{7} Working together, Angela and Brandon’s work rate will be: \frac{1}{5.5} + \frac{1}{7} of the rock per hour [tex]$\frac{1}{5.5} + \frac{1}{7}$ = $\frac{0.1818 + 0.1429}{1}$ = $\frac{0.3247}{1}$[/tex] Working together, they will paint the rock in \frac{1}{0.3247} hours = 3.08 hours. Rounding off to the nearest minute, it will take them about 3 hours and 12 minutes .
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Jessie tried to solve an equation step by step. 1. 5b+9=111. 5b=3Step 1b=2Step 2\qquad\begin{aligned} 1. 5b+9&=11\\\\ \\ 1. 5b&=3&\green{\text{Step } 1}\\\\ \\ b&=2&\blue{\text{Step } 2}\\\\ \end{aligned}1. 5b+91. 5bb=11=3=2Step 1Step 2Find Jessie's mistake. Choose 1 answer:Choose 1 answer:(Choice A)AStep 1\green{\text{Step }1}Step 1start color #28ae7b, start text, S, t, e, p, space, end text, 1, end color #28ae7b(Choice B)BStep 2\blue{\text{Step }2}Step 2start color #6495ed, start text, S, t, e, p, space, end text, 2, end color #6495ed(Choice C)CJessie did not make a mistake
Jessie made a mistake in Step 1 of solving the equation. The correct equation should be 5b + 9 = 111 instead of 5b + 9 = 11.
In Step 1, Jessie mistakenly wrote the right-hand side of the equation as 11 instead of 111. The correct equation should be 5b + 9 = 111, not 5b + 9 = 11. This error occurred in the process of trying to isolate the variable b by subtracting 9 from both sides of the equation.
Step 2, where Jessie obtained 5b = 3, is correct. However, the mistake in Step 1 led to an incorrect starting point, which affected the subsequent steps.
Therefore, the correct answer is Choice A: Jessie made a mistake in Step 1.
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Type in a full solution to this problem. Use "^" to show me exponents.
Marjorie and Harold Rabbit escape their separate prison cages and elope to Las Vegas.
When they return from their honeymoon, they decide to settle in the neighbours yard
due to the large crop of carrots at there disposal. A month later little Holly and Jack
Rabbit are born. The size of their family doubles one month later and continues to
double every month thereafter. How many rabbits will be living in the neighbours yard
after 12 months. Do you think they'll notice??? *
There will be 22544 rabbits living in the neighbour's yard after 12 months.
The given problem states that the size of Marjorie and Harold Rabbit's family doubles one month later and continues to double every month thereafter.
It is required to find the number of rabbits that will be living in the neighbours yard after 12 months.
The given data can be organized in a tabular form as follows:
Time (in months)
Number of rabbits at the end of the month
01 (at birth)
2 (after one month)
24(after two months)
28(after three months)
216(after four months)
232(after five months)
264 (after six months)
2128(after seven months)
2256(after eight months)
24192(after nine months)
28384 (after ten months)
267,68 (after eleven months)
225,44 (after twelve months)
Yes, it is quite possible that they will notice this huge number of rabbits in their yard.
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There are 640 acres in a square mile, and 5280 feet in 1. 00 mile. What is the length in feet (to the nearest foot) of the side of a square having an area of 1. 00 acre?
The side lengt of the square is approximately 1839 feet.
How to find the side length?To find the length in feet of the side of a square with an area of 1.00 acre, we need to convert the acreage to square feet.
Given:
1 acre = 640 acres/mile² (640 acres in a square mile)
1 mile = 5280 feet (conversion factor from miles to feet)
To convert acres to square feet, we can multiply by the conversion factor:
1 acre = 640 acres/mile² * 1 mile² * 5280 feet
Simplifying the units:
1 acre = 640 * 5280 square feet
Now, to find the length of the side of the square, we can take the square root of the area:
Side length = √(1 acre * 640 * 5280 square feet)
Calculating:
Side length ≈ √(1 * 640 * 5280) ≈ √3379200 ≈ 1839.29 feet
Rounding to the nearest foot, the length of the side of the square with an area of 1.00 acre is approximately 1839 feet.
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Maija is building a square sandbox with sides 2 feet long. She wants to put sand 1.55 feet deep in the box. How much sand should Maija order?
To calculate the amount of sand Maija should order, we need to find the volume of the sandbox. The sandbox is in the shape of a cube, so its volume is determined by multiplying the length, width, and height.
Given that the sides of the square sandbox are 2 feet long and the desired depth of the sand is 1.55 feet, we can calculate the volume as follows:
[tex]\[ \text{Volume} = \text{Length} \times \text{Width} \times \text{Height} \][/tex]
Since all sides of the sandbox are equal in length (2 feet), the formula simplifies to:
[tex]\[ \text{Volume} = \text{Side}^3 \][/tex]
Substituting the values:
[tex]\[ \text{Volume} = 2 \, \text{ft} \times 2 \, \text{ft} \times 1.55 \, \text{ft} \][/tex]
[tex]\[ \text{Volume} = 6.2 \, \text{cubic feet} \][/tex]
Therefore, Maija should order 6.2 cubic feet of sand for her sandbox.
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Divide x^3 – 3x² - 10x+ 24 by x-2
Step 1 - Fill in the missing number:
k | 1 -3 -10 24
k=
The result of dividing [tex]x^3 - 3x^2 - 10x + 24[/tex] by [tex]x - 2[/tex] is [tex]x^2 + 2x - 6[/tex] with a remainder of 12.
To divide the polynomial [tex]x^3 -3x^2 - 10x + 24[/tex] by x - 2, we can use polynomial long division.
Write the polynomial in descending order of powers of x, filling in missing terms with zeros.
[tex]x^3 - 3x^2 - 10x + 24[/tex] becomes[tex]x^3 + 0x^2 - 3x^2 - 10x + 24[/tex].
Divide the first term of the dividend (x^3) by the first term of the divisor (x) to get the quotient.
The quotient is x^2.
Multiply the divisor [tex](x - 2)[/tex] by the quotient [tex](x^2)[/tex] and write the result below the dividend.
[tex](x - 2) \times (x^2) = x^3 - 2x^2[/tex].
Subtract the result from the dividend.
[tex]x^3 + 0x^2 - 3x^2 - 10x + 24 - (x^3 - 2x^2) = 2x^2 - 10x + 24[/tex].
Bring down the next term from the dividend, which is -10x.
Repeat steps 2-5 with the new dividend [tex](2x^2 - 10x + 24)[/tex].
Divide the first term of the new dividend [tex](2x^2)[/tex] by the first term of the divisor (x) to get the next term of the quotient.
The next term of the quotient is 2x.
Multiply the divisor (x - 2) by the new term of the quotient (2x) and write the result below the new dividend.
[tex](x - 2) \times (2x) = 2x^2 - 4x[/tex]
Subtract the result from the new dividend.
[tex]2x^2 - 10x + 24 - (2x^2 - 4x) = -6x + 24[/tex].
Bring down the last term from the new dividend, which is 24.
Repeat steps 2-5 with the new dividend [tex](-6x + 24)[/tex].
Divide the first term of the new dividend (-6x) by the first term of the divisor (x) to get the final term of the quotient.
The final term of the quotient is -6.
Multiply the divisor [tex](x - 2)[/tex] by the final term of the quotient (-6) and write the result below the new dividend.
[tex](x - 2) \times (-6) = -6x + 12[/tex].
Subtract the result from the new dividend.
[tex]-6x + 24 - (-6x + 12) = 12[/tex].
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the scale on a map is stated as 1 : 250000to villages are 9 cm apart on the maphow far from each other are the two villages in kilometres
The two villages are approximately 225 kilometers apart.
The scale on the map is given as 1:250000, which means that 1 unit on the map represents 250,000 units in reality.
If the distance between the villages on the map is 9 cm, we can set up the following proportion:
1 cm / 250,000 km = 9 cm / x km
Cross-multiplying, we have:
1 * x km = 9 cm * 250,000 km
x km = 2,250,000 km / 1 cm
Simplifying the expression, we find:
x km = 225 km
Therefore, the two villages are approximately 225 kilometers apart.
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42 + x(interior angle) + 120(exterior) = 180
Please help-
To solve the equation 42 + x (interior angle) + 120 (exterior angle) = 180, we can use the fact that the sum of an interior angle and its corresponding exterior angle is always 180 degrees.
In the given equation, 42 represents an interior angle, x represents an unknown interior angle, and 120 represents the corresponding exterior angle. The sum of an interior angle and its corresponding exterior angle is always 180 degrees. Therefore, we can set up the equation:
42 + x + 120 = 180
To solve for x, we can simplify the equation:
x + 162 = 180
Next, we can isolate x by subtracting 162 from both sides of the equation:
x = 180 - 162
x = 18
Therefore, the value of the unknown interior angle, x, is 18 degrees.
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Suppose a chemist combines a 25% acid solution and a 50% acid solution to make 40 L of 45% acid solution. How many liters of each solution did she use? Use the blanks below to fill in your numerical answers.
__________ L of 50% solution; __________ L of 25% solution
To create a 40 L solution with a 45% acid concentration, a chemist combines a 25% acid solution and a 50% acid solution. Therefore, the chemist used 32 L of the 50% acid solution and (40 - 32) = 8 L of the 25% acid solution to create the 40 L solution with a 45% acid concentration.
Let's assume the chemist uses "x" liters of the 50% acid solution. Since the total volume of the mixture is 40 L, the remaining volume will be (40 - x) liters of the 25% acid solution.
The acid content in the 50% solution is 0.5x, while the acid content in the 25% solution is 0.25(40 - x).
To find the acid content in the final 45% solution, we multiply the acid concentration (0.45) by the total volume (40):
0.45 * 40 = 0.5x + 0.25(40 - x)
Simplifying the equation:
18 = 0.5x + 10 - 0.25x
Combining like terms:
0.25x = 8
Dividing both sides by 0.25:
x = 32
Therefore, the chemist used 32 L of the 50% acid solution and (40 - 32) = 8 L of the 25% acid solution to create the 40 L solution with a 45% acid concentration.
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4) Emily can walk 3/4 of a mile in 1/4 of an hour. At
this same rate, how long does it take Emily to walk 1
mile?
A.1/2 of an hour
B. 2/5 of an hour
C. 1/3 of an hour
D. 2/3 of an hour
Emily can walk 3/4 of a mile in 1/4 of an hour. At the same rate, time taken to walk 1 mile =1/3 of an hour.
Mathematical representation
We know that, Emily can walk 3/4 of a mile in 1/4 of an hour.
Meaning,
Time taken to walk 3/4 of a mile = 1/4 of an hour
Distance covered = 3/4 mile
We need to find the time taken by Emily to walk 1 mile.
The rate is defined as the distance covered in unit time. So,
Rate = Distance / Time
We know that Rate of Emily = 3/4 ÷ 1/4
= 3/4 × 4/1
= 3 miles/hour
The rate of walking is 3 miles/hour.
Now we can find the time taken to walk 1 mile using rate formula.
Distance = Rate × Time
We have to walk 1 mile and the rate of walking is 3 miles/hour.
Time = Distance / Rate
Time taken to walk 1 mile = 1 / 3 = 1/3 hour.
So, the answer is option C.
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What is y={\dfrac{6}{5}}x+9y=
5
6
x+9y, equals, start fraction, 6, divided by, 5, end fraction, x, plus, 9 written in standard form?
The given equation, y = (6/5)x + 9y = 56, written in standard form is 6x + 40y = -280.
The given equation, y = (6/5)x + 9y = 56, needs to be rewritten in standard form.
To convert the equation to standard form, we can follow these steps:
Distribute the (6/5) coefficient to the x term:
y = (6/5)x + 9y = 56
y - 9y = (6/5)x + 56
Simplifying:
-8y = (6/5)x + 56
Multiply both sides of the equation by 5 to eliminate the fraction:
5(-8y) = 5((6/5)x + 56)
-40y = 6x + 280
Rewrite the equation in standard form by rearranging the terms:
6x + 40y = -280
Therefore, the given equation, y = (6/5)x + 9y = 56, written in standard form is 6x + 40y = -280.
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