There were 522 books in a library.
13 of the books were non-fiction books and the rest were fiction books.
12 of the non-fiction books and
13 of the fiction books were in English. How many non-English books were there in the library?
Fraction of books that were non-fiction English books
=
13 x
12=
16Fraction of books that were fiction books
= 1 - 13
= 23Fraction of books that were fiction English books
=
23 x
13=
29
Fraction of books that were non-English books
= 1 -
29 -
16= 1 -
418 -
318=
1818 -
718=
1118Total number of books = 18 u
18 u = 522
1 u = 522 ÷ 18 = 29
Total number of non-English books
= 11 u
= 11 x 29
= 319
Answer(s): 319
