Mathematics, 12.01.2021 20:40 realoneree

A bag contains 4 red marbles, 5 blue marbles, and 3 green marbles. Two marbles are picked at random. What is the fractional probability that 2 red marbles are picked if the first marble was returned before the second was chosen?

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A bag contains 4 red marbles, 5 blue marbles, and 3 green marbles. Two marbles are picked at random....

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