Rates and unit rate

Front

What is a unit rate?

Back

A unit rate is a rate in which the unit in the denominator is 1.

Front

If you ordered 15 pizzas for $97.50, what is the unit cost per pizza?

Back

$6.50 per pizza.

Front

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

Back

3 to 1.

Front

What is the formula to calculate unit rate?

Back

Unit Rate = Total Amount / Number of Units.

Front

If Jan ran 5 miles in 48 minutes, what was her time per mile?

Back

9.6 min/mi.

Front

How do you convert a rate to a unit rate?

Back

Divide the numerator by the denominator to find the rate per one unit.

Front

What is the unit rate of 60 miles in 2 hours?

Back

30 miles per hour.

Front

If a car travels 150 miles on 5 gallons of gas, what is the unit rate of miles per gallon?

Back

30 miles per gallon.

Front

What does the term 'ratio' mean?

Back

A ratio is a comparison of two quantities by division.

Front

If there are 4 apples and 2 oranges, what is the ratio of apples to oranges?

Back

2 to 1.