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Discussion :: Probability

  1. A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If three marbles are drawn what is the probability that one is yellow and two are red?
    2. A.
    24/455
    B.
    3/91
    C.
    12/455
    D.
    15/91
    E.
    None of these

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    Answer : Option C

    Explanation :

    Given that there are three blue marbles, four red marbles, six green marbles and two yellow marbles.

    When three marbles are drawn, the probability that one is yellow and two are red

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