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Discussion :: Probability

  1. A box contains 4 white, 5 red, and 6 blue balls. If three balls are drawn at random from the box, what is the probability that all of them are blue?

  2. A.
    4/91
    B.
    4/81
    C.
    4/71
    D.
    4/61

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    Answer : Option A

    Explanation :

    As per the question, n(S) = number of ways of drawing 3 balls out of 15
    Apti Probability


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