Rates and Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows how many times one value contains or is contained within the other.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is the ratio of 4 triangles to 12 squares?

Back

1 : 3

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per one unit of another quantity.

Front

If a pasta costs $2.60 for 20 ounces, what is the unit rate?

Back

$0.13 per ounce.

Front

What is the ratio of wins to losses if a team has 11 wins and 1 loss?

Back

11 : 1

Front

How do you express a ratio in simplest form?

Back

Divide both parts of the ratio by the same number until you cannot divide anymore.

Front

What is the ratio of red apples to green apples if there are 4 red apples and 3 green apples?

Back

4 red apples to 3 green apples.

Front

What is the rate of change in a table if the change in y is 3 and the change in x is 1?

Back

3.

Front

What does it mean if a ratio is expressed as 1:3?

Back

It means for every 1 of the first quantity, there are 3 of the second quantity.