Mathematics, 01.12.2020 02:40 jasonr182017

You have two boxes filled with colored marbles. The first box has 3 red marbles and 5 green. The second box has 2 red marbles and 4 green. You shuffle the marbles really well and without looking pull a marble out of the first box and place it into the second box. Then, again, without looking, you draw a marble from the second box. What is the probability of drawing a red marble from the second box?

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