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A basket contains 4 green marbles and 8 blue marbles. a marble is drawn without replacement. then another marble is drawn. what is the probability that both marbles will be green?
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A basket contains 4 green marbles and 8 blue marbles. a marble is drawn without replacement. then another marble is drawn. what is the probability that both marbles will be green?

User Neal Richardson
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1 Answer

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4/12 reduces to 1/3 and 1/3 * 3/11 = 1/11
User Sergey Antopolskiy
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