Ratios, Rates and Unit Rates

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the total amount by the number of units.

Front

If 5 pounds of concrete cost $40, what is the unit rate in dollars per pound?

Back

$8 per pound

Front

Simplify the ratio 35 : 14.

Back

5 : 2

Front

What is a Rate?

Back

A rate is a ratio that compares two different kinds of quantities.

Front

Find the unit rate of one diaper if a box of 35 diapers costs $6.99.

Back

$0.20

Front

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

Back

$1.50 per pound

Front

What is the difference between a ratio and a rate?

Back

A ratio compares two quantities of the same kind, while a rate compares two quantities of different kinds.

Front

What does it mean to simplify a ratio?

Back

To simplify a ratio means to reduce it to its lowest terms.

Front

If a car travels 300 miles in 5 hours, what is the unit rate in miles per hour?

Back

60 miles per hour