Ratios and Rates

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor (GCF).

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'x per 1 unit'.

Front

What is the ratio of boys to girls in a class with 15 boys and 20 girls?

Back

3:4

Front

If there are 4 triangles and 12 squares, what is the ratio of triangles to squares?

Back

1:3

Front

How do you find the price per item?

Back

To find the price per item, divide the total cost by the number of items.

Front

What is the unit rate of players to teams if there are 156 players on 12 teams?

Back

13 players per team.

Front

What does it mean to express a ratio in simplest form?

Back

Expressing a ratio in simplest form means reducing it to the smallest whole numbers that maintain the same relationship.

Front

If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

Back

2:3

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.