Respuesta :
Answer:
65 non-fiction books need to be shelved
Step-by-step explanation:
This question can be solved using a rule of three.
For each 5 non-fiction books, there are 9 fiction books. How many non-fiction books are there when there are 117 fiction books?
5 non-fiction - 9 fiction
x non-fiction - 117 fiction
[tex]9x = 5*117[/tex]
[tex]x = \frac{5*117}{9}[/tex]
[tex]x = 65[/tex]
65 non-fiction books need to be shelved
