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Mathematics, 07.01.2022 14:00 zel990252

A book is to be randomly chosen from the library. The probability that a randomly-chosen book is fiction is . The probability that randomly-chosen book has a white cover is

. The probability that a randomly-chosen book is fiction and has a white cover is

.

What is the probability that a randomly-chosen book from the library is fiction or has a white cover?

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