Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

How do you write a ratio?

Back

Ratios can be written in three ways: using a colon (e.g., 3:2), as a fraction (e.g., 3/2), or with the word 'to' (e.g., 3 to 2).

Front

If there are 5 boys and 7 girls, what is the ratio of girls to boys?

Back

7 to 5

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 10 soccer players to 3 coaches?

Back

3 to 10

Front

If there are 88 students in 4 classes, how many students are there per class?

Back

22 students per class

Front

What is the ratio of boys to girls if there are 13 boys and 10 girls?

Back

13 to 10

Front

How do you find the total number of parts in a ratio?

Back

Add the numbers in the ratio together to find the total number of parts.

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 to 3

Front

What does it mean if a ratio is expressed as 1:4?

Back

It means for every 1 part of the first quantity, there are 4 parts of the second quantity.