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Mathematics, 07.06.2021 23:40 debry

There are 6 blue marbles, 4 green marbles, and 2 red marbles. You choose 2 marbles. What is the chance that they will be blue?

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There are 6 blue marbles, 4 green marbles, and 2 red marbles. You choose 2 marbles. What is the chan...
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