Respuesta :
The number of fiction books in the library are 324, as found by unitary method.
What is unitary method?
A single unit's value can be determined from the values of multiple units, and multiple units' values can be determined from the values of single units using the unitary method.
Given:
- There are 5 non-fiction books for every 9 fiction books.
- Total 130 non-fiction books are there in the library.
To find: number of fiction books.
Finding:
By unitary method,
For every 5 non-fiction books, there are 9 fiction books.
For every 1 non-fiction book, there are [tex]\frac{9}{5}[/tex] fiction books.
For every 130 non-fiction books, there are [tex]\frac{9}{5}(130)[/tex] = 324 fiction books.
Hence, The number of fiction books in the library are 324, as found by unitary method.
To learn more about unitary method, refer to the link: https://brainly.com/question/24587372
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(COMPLETE QUESTION:
in a small library there are 5 nonfiction books for every 9 fiction book there are 130 nonfiction book. How many fiction books are there in the library?)
