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 two different kinds of quantities.

Front

What is a Unit Rate?

Back

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

Front

How do you calculate a Unit Rate?

Back

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

Front

What is an Equivalent Ratio?

Back

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

Front

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

Back

4 red apples to 3 green apples.

Front

Maria types 300 words in 6 minutes. What is her typing speed in words per minute?

Back

50 words per minute.

Front

How are rates and unit rates similar?

Back

They both compare two different quantities of information.

Front

What is the formula for finding a rate?

Back

Rate = Quantity 1 / Quantity 2.

Front

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

Back

50 miles per hour.