Unit Rate and Proportions

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $.50 per pound

• $1.25 per pound

• $3 per pound

• $2.50 per pound

After 3 hours, Ernie had travelled 195 miles. If he travels at a constant speed, how far will he have travelled after 5 hours?

• 400 miles

• 325 miles

• 575 miles

• 650 miles

You're throwing a party, and you ordered 15 pizzas for your guests. Your total came to $97.50. What was your unit cost per pizza?

• $4.95 per pizza

• $5.75 per pizza

• $7.25 per pizza

• $6.50 per pizza

In a school the ratio of boys to girls is 3 : 6. Which table represents this same relationship?

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Mr. Jones’ truck can drive 4.5 miles on one gallon of gas. Mr. Jones made a table to show how far the truck can travel on a tank of gas.

What number is missing from the table?

• 36

• 28

• 24

• 20

A store has a sale. You can purchase 3 pairs of socks for $12. Which ratio best describes unit rate?

• $12:1

• $9:1

• $4:1

• $3:1

The table lists the money Sarah earned for babysitting. Fill in the miss number to compete the table.

• 6

• 7

• 8

• 9

The table lists the money Sarah earned for babysitting. Fill in the miss number to compete the table and identify the unit rate.

• $0.15 per hour

• $21 per hour

• $12 per hour

Kim’s favorite snack mix contains peanuts and plain chocolate bites. She has been experimenting with different recipes. Which of the mixtures could she use to show a proportional relationship of 4:1?

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