Topic 2: Analyze and Use Proportional Relationships Review

For two quantities x and y, if y is always a constant multiple of x, they have a(n) _______.

• proportional relationship

• inverse relationship

• linear relationship

• exponential relationship

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The value of the ratio y/x of two proportional quantities x and y is called the _______.

• factor of proportionality

• variable of proportionality

• constant of proportionality

• coefficient of proportionality

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

An equation that shows that two ratios are equal is a(n) _______.

• equation

• proportion

• expression

• inequality

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

A sunflower grows 8 feet in 92 days. Assuming that it grows at a constant rate, how many days did it take for the sunflower to grow 6 feet?

• 72 days

• 70 days

• 71 days

• 69 days

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

Mealworms are a healthy food for wild songbirds. Adam buys a 3.5-oz container of mealworms for $8.75. Marco buys a 3.75-oz container of mealworms for $9.75. Which container is the better deal?

• Adam's container

• Marco's container

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

A painter mixes 2 1/2 pints of yellow paint with 4 pints of red paint to make a certain shade of orange paint. How many pints of yellow paint should be mixed with 10 pints of red paint to make this shade of orange?

• 5 pints

• 6 1/4 pints

• 6 1/2 pints

• 7 pints

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Are the perimeter and the side length of squares proportional?

• No, they are not proportional.

• Yes, they are proportional.

• It depends on the size of the square.

• Only for squares with equal side lengths.

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the perimeter of a square when its side length is 12?

• 24 cm

• 36 cm

• 48 cm

• 60 cm

Tags

CCSS.3.MD.D.8

Sally is going on vacation with her family. In 2 hours they travel 90.5 miles. If they travel at the same speed, write an equation that represents how far they will travel, d, in h hours.

• d = 22.625h

• d = 90.5h

• d = 180h

• d = 45.25h

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.1

CCSS.7.RP.A.2

The table shows the weights of bunches of bananas and the price of each bunch. Identify the constant of proportionality. Write an equation to relate weight, w, to the price, p.

• p = 0.45w

• p = 2w

• p = w + 2

• p = w - 0.5

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3