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 can buy 3 apples for $1.50, the unit rate is $0.50 per apple.

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the total quantity by the number of units. For example, if you have 60 miles driven in 2 hours, the unit rate is 60 miles ÷ 2 hours = 30 miles per hour.

Front

If 4 pounds of bananas cost $6, what is the cost per pound?

Back

The cost per pound is $6 ÷ 4 pounds = $1.50 per pound.

Front

If a car travels 240 miles in 4 hours, what is the speed in miles per hour?

Back

The speed is 240 miles ÷ 4 hours = 60 miles per hour.

Front

What is the unit cost of 15 pizzas that cost $97.50?

Back

The unit cost per pizza is $97.50 ÷ 15 pizzas = $6.50 per pizza.

Front

How do you determine who got the better deal when comparing prices?

Back

To determine who got the better deal, calculate the unit rate for each option and compare them. The lower unit rate indicates the better deal.

Front

If Rose spent $2.00 for 20 pieces of gum, what is the cost per piece?

Back

The cost per piece is $2.00 ÷ 20 pieces = $0.10 per piece.

Front

If Justin can type 408 words in 4 minutes, how many words can he type in 1 minute?

Back

Justin can type 408 words ÷ 4 minutes = 102 words per minute.

Front

What is the formula for calculating unit price?

Back

The formula for calculating unit price is: Unit Price = Total Price ÷ Quantity.

Front

If a store sells 10 notebooks for $15, what is the price per notebook?

Back

The price per notebook is $15 ÷ 10 notebooks = $1.50 per notebook.