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Discussion :: Probability

  1.  A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If two marbles are picked at random, what is the probability that they are either blue or yellow?

    2. A.

    3/22
    B.

    4/21
    C.

    2/21
    D.

    1/14

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    Answer : Option C

    Explanation :

    NA

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