Writing Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another.

Front

How do you write a ratio?

Back

A ratio can be written in three ways: using a colon (e.g., 4:3), as a fraction (e.g., 4/3), or with the word 'to' (e.g., 4 to 3).

Front

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

Back

It means that for every 3 units of the first quantity, there is 1 unit of the second quantity.

Front

If there are 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

In a class of 12 students, if there are 3 boys, what is the ratio of boys to girls?

Back

The ratio of boys to girls is 1:3.

Front

What is the ratio of daffodils to tulips if there are 6 daffodils and 4 tulips?

Back

The ratio of daffodils to tulips is 6:4.

Front

How can you simplify the ratio 15:9?

Back

You can simplify it to 5:3 by dividing both sides by 3.

Front

If there are 5 ducks and 30 geese, what is the ratio of ducks to geese?

Back

The ratio of ducks to geese is 1:6.

Front

What does it mean if a ratio is expressed as 1:6?

Back

It means that for every 1 unit of the first quantity, there are 6 units of the second quantity.

Front

If the ratio of girls to boys is 3:1, how many girls are there if there are 4 boys?

Back

There are 12 girls.