Unit Rate

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 5 apples for $10, the unit rate is $2 per apple.

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the total amount of one quantity by the total amount of the other quantity. For example, if you spend $40 on 5 pounds of concrete, the unit rate is $40 ÷ 5 = $8 per pound.

Front

If you can buy 36 cookies for $4, what is the unit rate in cookies per dollar?

Back

The unit rate is 36 cookies ÷ 4 dollars = 9 cookies per dollar.

Front

What is the unit rate if you spend $3.75 for 3 pounds of granola?

Back

The unit rate is $3.75 ÷ 3 pounds = $1.25 per pound.

Front

If you paid $15.00 for 6 gallons of gasoline, what was the price per gallon?

Back

The price per gallon is $15.00 ÷ 6 gallons = $2.50 per gallon.

Front

What is the unit rate of 10 miles driven in 2 hours?

Back

The unit rate is 10 miles ÷ 2 hours = 5 miles per hour.

Front

If a car travels 150 miles on 5 gallons of gas, what is the unit rate in miles per gallon?

Back

The unit rate is 150 miles ÷ 5 gallons = 30 miles per gallon.

Front

How do you express a unit rate in terms of a fraction?

Back

A unit rate can be expressed as a fraction where the numerator is the total amount of one quantity and the denominator is the total amount of the other quantity. For example, 9 cookies per dollar can be written as 9/1.

Front

What is the unit rate of 60 minutes in hours?

Back

The unit rate is 60 minutes ÷ 60 minutes = 1 hour.

Front

If you earn $120 for 4 hours of work, what is your hourly rate?

Back

Your hourly rate is $120 ÷ 4 hours = $30 per hour.