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

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 items. For example, if 4 bottles of water cost $8, the unit price is $8 ÷ 4 = $2 per bottle.

Front

If 5 books cost $25, what is the unit price per book?

Back

The unit price per book is $25 ÷ 5 = $5.

Front

How do you compare unit prices from different stores?

Back

Calculate the unit price for each item and compare them. The item with the lower unit price is the better deal.

Front

What is the unit rate of speed if a car travels 150 miles in 3 hours?

Back

The unit rate of speed is 150 miles ÷ 3 hours = 50 miles per hour.

Front

If 6 cans of soda cost $4.50, what is the cost of one can?

Back

The cost of one can is $4.50 ÷ 6 = $0.75.

Front

What is the formula to find the unit rate?

Back

The formula to find the unit rate is: Unit Rate = Total Quantity ÷ Number of Units.

Front

If a recipe requires 4 cups of flour for 2 cakes, what is the unit rate of flour per cake?

Back

The unit rate of flour per cake is 4 cups ÷ 2 cakes = 2 cups of flour per cake.

Front

How do you solve for a variable in a proportion?

Back

Front

If 10 pounds of apples cost $15, what is the cost per pound?

Back

The cost per pound is $15 ÷ 10 = $1.50.