There were 1290 books in a book shop.
15 of the books were fiction books and the rest were non-fiction books.
12 of the fiction books and
23 of the non-fiction books were in Chinese. How many non-Chinese books were there in the book shop?
Fraction of books that were fiction Chinese books
=
15 x
12=
110Fraction of books that were non-fiction books
= 1 - 15
= 45Fraction of books that were non-fiction Chinese books
=
45 x
23=
815
Fraction of books that were non-Chinese books
= 1 -
815 -
110= 1 -
1630 -
330=
3030 -
1930=
1130Total number of books = 30 u
30 u = 1290
1 u = 1290 ÷ 30 = 43
Total number of non-Chinese books
= 11 u
= 11 x 43
= 473
Answer(s): 473