Rates and Unit Rates

Front

What is a rate?

Back

A rate is a ratio that compares two quantities with different units, such as miles per hour or cost per item.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit, such as 60 miles per hour or $3 per apple.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity to find the amount per one unit.

Front

If Lynnette can wash 95 cars in 5 days, how many cars does she wash each day?

Back

19 cars per day.

Front

Harry mowed eight lawns and earned $96. How much did he earn for each lawn?

Back

$12 per lawn.

Front

What is the cost per pound if four pounds of bananas cost $6?

Back

$1.50 per pound.

Front

What is an example of a real-world application of rates and unit rates?

Back

Miles per hour is a common example of a rate.

Front

If 7 apples cost $4.55, what is the cost per apple?

Back

$0.65 per apple.

Front

What is the formula to find the unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

Front

If a car travels 300 miles in 5 hours, what is the speed in miles per hour?

Back

60 miles per hour.