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Mathematics, 03.03.2021 04:20 Rusven

An urn contains 6 red, 5 blue and 2 green marbles. If 2 marbles are picked at random, what is the probability that both are red?

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An urn contains 6 red, 5 blue and 2 green marbles. If 2 marbles are picked at random, what is the pr...
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