Unit Rates and Unit Price Problems

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 can buy 3 apples for $6, the unit rate is $2 per apple.

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 you travel 150 miles in 3 hours, the unit rate is 150 miles ÷ 3 hours = 50 miles per hour.

Front

What is the formula for finding the price per item?

Back

The formula for finding the price per item is: Price per item = Total price ÷ Number of items.

Front

If a car travels 240 miles in 4 hours, what is the speed in miles per hour?

Back

60 miles per hour (240 miles ÷ 4 hours = 60 mph).

Front

What is the price per gallon if 10 gallons cost $30?

Back

$3.00 per gallon ($30 ÷ 10 gallons = $3.00).

Front

If a store sells 24 cookies for $12, what is the price per cookie?

Back

$0.50 per cookie ($12 ÷ 24 cookies = $0.50).

Front

How do you find the unit price of an item?

Back

To find the unit price, divide the total price by the total quantity. This gives you the cost for one unit of the item.

Front

If a person can read 120 pages in 2 hours, how many pages can they read in 1 hour?

Back

60 pages per hour (120 pages ÷ 2 hours = 60 pages per hour).

Front

What is the unit rate of 80 customers in 4 hours?

Back

20 customers per hour (80 customers ÷ 4 hours = 20 customers per hour).

Front

If a recipe requires 3 cups of flour for 12 cookies, how much flour is needed for 1 cookie?

Back

0.25 cups of flour per cookie (3 cups ÷ 12 cookies = 0.25 cups per cookie).