Mathematics, 23.04.2020 03:32 hannahkharel2

30% of the library books in the fiction section are worn and need replacement. 10% of the nonfiction holdings are worn. The library’s holdings are 80% fiction and 20% non fiction. find the probability that a book chosen at random from this library is worn and needs replacement. Please help!

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30% of the library books in the fiction section are worn and need replacement. 10% of the nonfiction...