Unit Rates Practice

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as a quantity of one. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity. For example, if 12 eggs cost $3, the unit rate is $3 ÷ 12 = $0.25 per egg.

Front

If 0.64 inch of rain fell in 2.5 hours, what is the unit rate of rain per hour?

Back

0.26 inch per hour.

Front

How much does one egg cost if a dozen eggs cost $1.68?

Back

$0.14 per egg.

Front

What is the average speed if a bus travels 912 miles in 16 hours?

Back

57 mph.

Front

If Jeff rode his bicycle 2.75 miles in 12.5 minutes, what is his average speed in miles per hour?

Back

13.2 miles per hour.

Front

How do you find the hourly wage if a person earns $234 for 6 days of work at 6 hours per day?

Back

Divide the total earnings by the total hours worked: $234 ÷ (6 days × 6 hours) = $6.50 per hour.

Front

What is the formula for calculating unit rates?

Back

Unit Rate = Total Quantity / Number of Units.

Front

If a car travels 150 miles in 3 hours, what is the unit rate in miles per hour?

Back

50 miles per hour.

Front

What is the unit rate of 45 apples for $9?

Back

$0.20 per apple.