Rates and Unit Rates

Front

What is a ratio?

Back

A ratio is a comparison of two quantities.

Front

What is a unit rate?

Back

A unit rate is a rate with a denominator of one.

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between quantities, such as 2:4 and 1:2.

Front

How do you find the unit rate from a total cost?

Back

To find the unit rate, divide the total cost by the number of units.

Front

If you have 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 the unit rate if you spend $40 on 5 pounds of concrete?

Back

$8 per pound.

Front

What is the relationship between rates and unit rates?

Back

Both rates and unit rates compare two different quantities of information.

Front

What is an example of a rate?

Back

An example of a rate is 60 miles per hour.

Front

What does it mean if two ratios are equivalent?

Back

It means they represent the same relationship between quantities.

Front

How can you express the ratio of 10 to 5 in simplest form?

Back

The simplest form of the ratio 10 to 5 is 2 to 1.