There were 828 books in a library.
23 of the books were non-fiction books and the rest were fiction books.
23 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
=
23 x
23=
49Fraction of books that were fiction books
= 1 - 23
= 13Fraction of books that were fiction English books
=
13 x
12=
16
Fraction of books that were non-English books
= 1 -
16 -
49= 1 -
318 -
818=
1818 -
1118=
718Total number of books = 18 u
18 u = 828
1 u = 828 ÷ 18 = 46
Total number of non-English books
= 7 u
= 7 x 46
= 322
Answer(s): 322