There were 650 books in a library.
35 of the books were non-fiction books and the rest were fiction books.
15 of the non-fiction books and
12 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
=
35 x
15=
325Fraction of books that were fiction books
= 1 - 35
= 25Fraction of books that were fiction English books
=
25 x
12=
15
Fraction of books that were non-English books
= 1 -
15 -
325= 1 -
525 -
325=
2525 -
825=
1725Total number of books = 25 u
25 u = 650
1 u = 650 ÷ 25 = 26
Total number of non-English books
= 17 u
= 17 x 26
= 442
Answer(s): 442