Mathematics, 17.12.2019 03:31 diamondgdm

At a used-book sale, adult books and children’s books are sold. of the adult books, 70 are nonfiction and 30 are fiction. of the children’s books, 60 are nonfiction and 100 are fiction. if a book is selected at random,

(a) find the probability that the book is a children’s book.
(b) find the probability that the book is nonfiction.

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At a used-book sale, adult books and children’s books are sold. of the adult books, 70 are nonfictio...

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