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Mathematics, 14.06.2021 14:00 praveen35301

Carlos does his shopping at the same time each Friday. He estimates that the probability that he has to queue at the supermarket checkout is 5/6, and the probability that he has to queue at the post office is 1/4 . When he does his shopping next Friday, what is the probability that he will queue at: a. both places b. neither place?​

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