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 a car travels 60 miles in 1 hour, the unit rate is 60 miles per hour.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity of one item by the quantity of another item. For example, if you have 42 gallons of water used in 7 minutes, the unit rate is 42 ÷ 7 = 6 gallons per minute.

Front

If a pump moves 42 gallons in 7 minutes, what is the unit rate?

Back

6 gallons per minute.

Front

Maria walks 12 miles in 3 hours. How many miles does she walk per hour?

Back

4 miles per hour.

Front

What is the unit cost if you ordered 15 pizzas for $97.50?

Back

$6.50 per pizza.

Front

Which operation do you use to solve for unit rate?

Back

Division.

Front

A skydiver falls 144 feet in 3 seconds. How far does the skydiver fall per second?

Back

48 feet per second.

Front

What is the unit rate of speed if a car travels 150 miles in 3 hours?

Back

50 miles per hour.

Front

If a recipe requires 4 cups of flour for 2 loaves of bread, what is the unit rate of flour per loaf?

Back

2 cups of flour per loaf.

Front

How do you find the unit price of an item?

Back

Divide the total price by the number of items. For example, if 6 apples cost $3, the unit price is $3 ÷ 6 = $0.50 per apple.