Respuesta :

The ratio of nonfiction books to fiction books checked out is 1 : 3

How to determine the ratio?

The given parameters are:

Total = 20

Fictions = 15

This means that:

Non Fictions = 20 - 15

Evaluate

Non Fictions = 5

The ratio is then represented as:

Ratio = Non Fiction : Fiction

This gives

Ratio = 5 : 15

Simplify

Ratio = 1 : 3

Hence, the ratio of nonfiction books to fiction books checked out is 1 : 3

Read more about ratios at:

https://brainly.com/question/2328454

#SPJ1