Solving Problems with Unit Rate

Alcia earned $20.40 in 3 hours. What is her unit rate in dollars per hour?

• $7 per hour

• $6 per hour

• $6.80 per hour

• $17.40 per hour

John spent $36 to buy 4 basketballs. What was the price per basketball?

• $9 per basketball

• $144 per basketball

• $8 per basketball

• $12 per basketball

Issa flew 600 miles in 120 minutes. How many miles per minute did she fly?

• 5 miles per minute

• 0.2 miles per minute

• 3 miles per minute

• 6 miles per minute

In 11 months, Azel read 110 books. How many books did he read in one month?

• 10 books in one month

• 11 books in one month

• 1,210 books in one month

• 110 books in one month

Emerson drove 1,080 miles in 20 hours. What was his speed in miles per hour?

• 90 miles per hour

• 54 miles per hour

• 540 miles per hour

• 58 miles per hour

A recipe requires 2 cups of milk for every 3 cups of flour. If you use 8 cups of milk, how many cups of flour do you need?

• 9

• 12

• 16

• 6

You earn $35 for washing 7 cars. How much do you earn for washing 4 cars?

• $5

• $20

• $25

• $8.75

You jog 2 kilometers in 12 minutes. At this rate, how long will it take you to complete a 5-kilometer race?

• 24 minutes

• 6 minutes

• 30 minutes

• 4.8 minutes

Grant paid $12 for 4 baseball card packs. How many baseball card packs can he purchase for $21?

• 48

• 8

• 12

• 7

A caterer needs to buy 21 pounds of pasta to cater a wedding. At a local store, 8 pounds of pasta cost $12. How much will the caterer pay for the pasta there? Find the answer and explain or show your reasoning.

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