Mathematics, 22.12.2020 21:30, busra09

You have 20 marbles: 8 red, 7 blue and 5 yellow. What is the probability of pulling 4 blue marbles if you put the marble back after each pull?

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You have 20 marbles: 8 red, 7 blue and 5 yellow. What is the probability of pulling 4 blue marbles...