Rates and unit rate

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

Front

How do you find a unit rate?

Back

To find a unit rate, divide the first quantity by the second quantity.

Front

If a store has 120 customers in 6 hours, what is the unit rate in customers per hour?

Back

20 customers per hour.

Front

What is the ratio of cookies to ice cream cones if there are 3 cookies for every 1 ice cream cone?

Back

3 to 1.

Front

If Jenna can make 4 baskets in 1/2 hour, how many baskets can she make in 5 hours?

Back

40 baskets.

Front

What is the ratio of turtles to seals if there are 5 turtles for every 3 seals?

Back

5 for every 3.

Front

What operation do you use to find a unit rate?

Back

Divide.

Front

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

Back

50 miles per hour.

Front

What is the unit rate if a recipe calls for 4 cups of flour for 2 cakes?

Back

2 cups of flour per cake.