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Mathematics, 31.07.2020 20:01 myrkaxsanchezz

20% of the library books in the fiction section are worn and need replacement. 20% of the nonfiction holdings are worn. The library's holdings are 30% fiction and 70% nonfiction. Find the probability that a book chosen at random from this library is worn and needs replacement.

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20% of the library books in the fiction section are worn and need replacement. 20% of the nonfiction...
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