Unit Rate/Unit Price

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 you earn $50 for 2 hours of work, the unit rate is $25 per hour.

Front

How do you calculate the unit price of an item?

Back

To calculate the unit price, divide the total price by the number of units. For example, if a 3-pound bag of candy costs $6.04, the unit price is $6.04 ÷ 3 = $2.01 per pound.

Front

If 4 apples cost $2.40, how much does 1 apple cost?

Back

$2.40 ÷ 4 = $0.60 per apple.

Front

What is the unit rate if a person earns $200 for 8 hours of work?

Back

$200 ÷ 8 hours = $25 per hour.

Front

If Kevin can complete 45 multiplication problems in 2 minutes, what is his unit rate?

Back

45 problems ÷ 2 minutes = 22.5 problems per minute.

Front

Which is the better buy: a 3-pound bag of candy for $6.04 or a 9-pound bag for $18.45?

Back

The 3-pound bag is the better buy because its unit price is lower.

Front

What is an example of a unit rate?

Back

$3.18 per slice of pizza is an example of a unit rate.

Front

How do you find the total cost of multiple items using unit price?

Back

Multiply the unit price by the number of items. For example, if 1 apple costs $0.60, then 6 apples cost $0.60 × 6 = $3.60.

Front

If a car travels 120 miles in 3 hours, what is the unit rate in miles per hour?

Back

120 miles ÷ 3 hours = 40 miles per hour.

Front

What is the formula for calculating unit rate?

Back

Unit Rate = Total Quantity ÷ Number of Units.