Unit Rates & Proportions

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 travel 150 miles in 5 gallons of gas, the unit rate is 30 miles per gallon.

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 440 miles traveled in 8 hours, the unit rate is 440 miles ÷ 8 hours = 55 miles per hour.

Front

What is the unit rate of 150 miles in 5 gallons?

Back

30 miles per gallon.

Front

If a car travels 440 miles in 8 hours, what is the unit rate?

Back

55 miles per hour.

Front

What operation is used to find a unit rate?

Back

Division.

Front

If a hamburger costs $6 for 3 pounds, how much does it cost per pound?

Back

$2 per pound.

Front

If Alicia buys 10 pounds of hamburger at $3 per pound, how much will she pay?

Back

$30.

Front

What is the formula for finding a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

If you travel 120 miles in 4 hours, what is your speed in miles per hour?

Back

30 miles per hour.

Front

What is the unit rate of 60 apples for $12?

Back

$0.20 per apple.