Unit Rates

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 you have 12 apples for $3, the unit rate is $3 ÷ 12 apples = $0.25 per apple.

Front

If a person runs 24 miles in 3 hours, what is their speed in miles per hour?

Back

8 miles per hour.

Front

If a recipe calls for 4 cups of flour to make 12 cookies, how much flour is needed for 1 cookie?

Back

1/3 cup of flour.

Front

What is the unit price of an item?

Back

The unit price is the cost per single unit of measure, such as per item, per pound, or per liter.

Front

If a store sells 10 oranges for $5, what is the cost of one orange?

Back

$0.50 per orange.

Front

How do you find the price per item when given a total price and quantity?

Back

Divide the total price by the number of items. For example, if 8 pencils cost $4, the price per pencil is $4 ÷ 8 = $0.50.

Front

If a car travels 150 miles on 5 gallons of gas, what is the car's fuel efficiency in miles per gallon?

Back

30 miles per gallon.

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.

Front

If a store sells 3 notebooks for $6, what is the cost of one notebook?

Back

$2.00 per notebook.