Finding 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 one unit. For example, if you can buy 5 apples for $10, the unit rate is $2 per apple.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the quantity of one item by the quantity of the other item. For example, if you travel 150 miles in 3 hours, the unit rate is 150 miles ÷ 3 hours = 50 miles per hour.

Front

What is the unit rate of 5 books in 16 hours?

Back

5/16 books per hour.

Front

Which of the following is not a unit rate: 70 miles per hour, $15 per pound, 15 pages per 20 minutes, 1000 meters per kilometer?

Back

15 pages per 20 minutes.

Front

What is the unit rate of $5 for 2 pounds of fish tank gravel?

Back

5/2 dollars per pound.

Front

How do you express a unit rate in terms of 'per' something?

Back

A unit rate is expressed as 'X per Y', where X is the quantity of interest and Y is the unit of measurement. For example, 15 customers per hour.

Front

What is the unit rate of Joshua walking 6 km in 85 minutes?

Back

6/85 km per minute.

Front

If a store sees 120 customers in 8 hours, what is the unit rate in customers per hour?

Back

15 customers per hour.

Front

What is the unit rate of 100 miles in 2 hours?

Back

50 miles per hour.

Front

How can you identify a unit rate from a set of options?

Back

A unit rate will have a denominator of 1 when simplified. Look for the option that expresses the quantity per one unit.