Question

In a classroom, the ratio of pencils to erasers is 9:4. What is the fraction of the number of erasers to pencils?

Answer 1

`(4)/(9)`

Explanation:

The ratio of pencils to erasers is

`9:4`

Convert the ratio to a fraction.

`(9)/(4)`

The fraction is now pencils to erasers.

The fraction of the number of erasers to pencils is:

`(4)/(9)`