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 single unit. It is often used to describe how much of one quantity corresponds to one unit of another quantity.

Front

How do you calculate the unit rate from a total cost and quantity?

Back

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

Front

What is the unit rate for speed measured in miles per hour?

Back

The unit rate for speed is expressed as miles per hour (mph), indicating how many miles are traveled in one hour.

Front

If a car travels 150 miles in 3 hours, what is the unit rate in miles per hour?

Back

To find the unit rate, divide the distance by the time: 150 miles ÷ 3 hours = 50 miles per hour.

Front

What is the difference between a rate and a unit rate?

Back

A rate is a comparison of two quantities with different units, while a unit rate is a specific type of rate where one of the quantities is expressed as one unit.

Front

How do you express a rate in terms of time?

Back

A rate can be expressed in terms of time by indicating how much of a quantity is produced or consumed in a specific time frame, such as miles per hour or gallons per minute.

Front

What is the unit rate for a recipe that requires 4 cups of flour for 2 loaves of bread?

Back

The unit rate is 4 cups ÷ 2 loaves = 2 cups of flour per loaf.

Front

How can you convert a rate to a unit rate?

Back

To convert a rate to a unit rate, divide both quantities by the same number to express one of the quantities as one unit.

Front

What is the unit rate for 60 miles in 1.5 hours?

Back

To find the unit rate, divide the distance by the time: 60 miles ÷ 1.5 hours = 40 miles per hour.

Front

If a person runs 10 miles in 80 minutes, what is the unit rate in miles per minute?

Back

To find the unit rate, divide the distance by the time: 10 miles ÷ 80 minutes = 0.125 miles per minute.