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Mathematics, 09.06.2020 21:57 dmaxbexkham

"A" can solve 90% of the questions in a book and "B" can solve 70% of them. What is the probability that at least one of them would solve a question selected at random from the
book?

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"A" can solve 90% of the questions in a book and "B" can solve 70% of them. What is the probability...

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