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Rational number word problems $\newline$ Problem $\newline$ Ashley recently opened a store that uses only natural ingredients. She wants to advertise her products by distributing bags of samples in her neighborhood. It takes one person $\newline$ $\frac{2}{3}$ of a minute to prepare one bag.

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Grade 7

Evaluate two-variable equations: word problems

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More problems from Evaluate two-variable equations: word problems

Question

This equation shows how the distance traveled by a car is related to the time spent driving.

d = 50t + 10

. The variable

t

represents the time in hours, and the variable

d

represents the distance in miles. How far does the car travel in

2

hours?

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Posted 7 months ago

Question

The equation shows how the cost of buying pencils is related to the number of pencils purchased.

\newline

c= 0.5p+2

\newline

The variable

p

represents the number of pencils, and the variable

c

represents the total cost. How much does it cost to buy

10

pencils?

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Posted 7 months ago

Question

This equation shows how the total score in a game is related to the number of points scored per level.

s = 100l + 250

. The variable

l

represents the levels completed, and the variable

s

represents the total score. What is the total score after completing

3

levels?

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Posted 5 months ago

Question

The equation shows how the amount of paint needed is related to the area to be painted.

p = 2a + 5

. The variable

a

represents the area in square meters, and the variable

p

represents the amount of paint in liters. How much paint is needed for an area of

8

square meters?

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Posted 5 months ago

Question

This equation shows how the total bill for a meal is related to the number of people sharing the meal.

\newline

b = 15n + 35

\newline

The variable

n

represents the number of people, and the variable

b

represents the total bill. What is the total bill for a meal shared by

4

people?

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Posted 7 months ago

Question

Poppy the dog weighs

p

pounds, and Yumi the cat weighs

y

pounds. If Poppy weighs

36

more pounds than Yumi does, which of the following equations correctly describes the relationship between their weights?

\newline

Choose

1

answer:

\newline

(A)

p+y=36

\newline

(B)

p+36=y

\newline

(C)

p-y=36

\newline

(D)

y-p=36

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Posted 5 months ago

Question

Calvin and Melvin are two of Santa's elves. The number of toys they build is given by

11 c+8 m

, where

c

is the number of candy canes Calvin eats for breakfast and

m

is the number of candy canes Melvin eats for breakfast. How many toys do they build when Calvin eats

5

candy canes and Melvin eats

3

candy canes for breakfast?

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Posted 5 months ago

Question

2 w+4

\newline

Carly is cutting a piece of paper stock based on the width of a photo. The expression above describes the length of the paper stock, in inches, for a photo that is

w

inches wide. If the photo is

8

5

inches wide, what is the length of the paper stock in inches?

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Posted 5 months ago

Question

Calvin and Melvin are two of Santa's elves. The number of toys they build is given by

11 c+8 m

where

c

is the number of candy canes Calvin eats for breakfast and

m

is the number of candy canes Melvin eats for breakfast.

\newline

How many toys do they build when Calvin eats

5

candy canes and Melvin eats

3

candy canes for breakfast?

\newline

toys

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Posted 6 months ago

Question

The approval rating of a certain politician is changing at a rate of

r(t)

percent of the population per month (where

t

is the time in months).

\newline

What does

\int_{0}^{3} r(t) d t

represent?

\newline

Choose

1

answer:

\newline

(A) The rate of change of the approval rating of the politician when

t=3

months

\newline

(B) The average rate of change of the approval rating during the first three months

\newline

\newline

(D) The percent of the population who approves of the politician when

t=3

months

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Posted 5 months ago

View all (931)

Rational number word problems\newlineProblem\newlineAshley recently opened a store that uses only natural ingredients. She wants to advertise her products by distributing bags of samples in her neighborhood. It takes one person \newline23 \frac{2}{3} 32​ of a minute to prepare one bag.

Rational number word problems $\newline$ Problem $\newline$ Ashley recently opened a store that uses only natural ingredients. She wants to advertise her products by distributing bags of samples in her neighborhood. It takes one person $\newline$ $\frac{2}{3}$ of a minute to prepare one bag.