The books on a bookshelf are either hardcover or paperback. Sixty percent of the books are paperback and half of the

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The books on a bookshelf are either hardcover or paperback. Sixty percent of the books are paperback and half of the hardcover books are fiction. If 40% of the paperback books are fiction, what percent of the books are nonfiction?

(A) 30
(B) 40
(C) 44
(D) 56
(E) 60

[spoiler]OA=D[/spoiler]

Source: Manhattan GMAT
Source: — Problem Solving |