CASE 21 Review

At a local farm, customers pick their own strawberries using quart or half-quart containers. The table shows the amounts picked by three customers. Weights are rounded to the nearest tenth of a pound.

What Is the relationship between the number of quarts picked and the weight of the strawberries proportional?

• 1.4

• 1.5

• 1.3

• 2.1

Tags

CCSS.7.RP.A.2B

The graph shows the number of quarts picked and the amount of money paid by different customers. What is the constant of proportionality, and what does it mean in this situation?

Tags

CCSS.7.RP.A.2B

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?

Tags

CCSS.6.RP.A.3B

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.

Tags

CCSS.6.RP.A.3B

Is the table proportional? If so, what is the unit rate of the graph?

• 2

• 4

• .25

• .20

Tags

CCSS.7.RP.A.2B

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?

• $d=\frac{45.25}{h}$

• $d=45.25+h$

• $d=45.25h$

• $d=45.25-h$

Tags

CCSS.6.EE.C.9

The table shows the weight 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.

• $p=0.45+w$

• $p=o.45\div w$

• $p=0.45-w$

• $p=0.45w$

Tags

CCSS.7.RP.A.2C

The teachers at a middle school voted for one of two locations for the school party. There were 30 votes for the skating rink and 13 votes for the bowling alley. What is the ratio of the number of votes for skating to the number of votes for bowling?

• $\frac{30}{13}$

• $\frac{13}{30}$

• $\frac{30}{43}$

• $\frac{13}{43}$

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Mr. Drew grows green pepper plants in planters. The graph shows the relationship between the number of planters and the number of pepper plants. How many pepper plants are in 3 planters?

• 3

• 9

• 12

• 18

Tags

CCSS.7.RP.A.2D

Alondra is nearly 6 feet tall. Her normal stride is 24 inches long. She wants to walk 5 miles each day for exercise. The table below shows how many strides Alondra takes as she builds up to walking 5 miles. How many strides will Alondra take to walk 4 miles?

• 10,6607

• 10,560

• 7,920

• 9,240

Tags

CCSS.6.RP.A.3B