Rates and Unit Rates

Front

What is a ratio?

Back

A ratio is a comparison of two quantities.

Front

What is a rate?

Back

A rate is a ratio that compares quantities with different units.

Front

What is an equivalent ratio?

Back

Equivalent ratios are ratios that express the same relationship between quantities.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit.

Front

If there are 4 red apples and 3 green apples, what is the ratio of red apples to green apples?

Back

4 red apples to 3 green apples.

Front

What is another name for equivalent ratios?

Back

Equivalent fractions.

Front

What does it mean if two ratios are equivalent?

Back

It means they represent the same relationship between the quantities.

Front

How do you find a unit rate from a ratio?

Back

Divide the first quantity by the second quantity to find the rate per one unit.

Front

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

Back

60 miles per hour.

Front

What is the ratio of 10 apples to 5 oranges?

Back

2 apples to 1 orange.