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Discussion :: Probability

  1.  If you roll a pair of dice, what is the probability that (at least) one of the dice is a 4 or the sum of the dice is 7?

    2. A.

    15/36
    B.

    13/36
    C.

    4/36
    D.

    None of these

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    Answer : Option A

    Explanation :

    These are the possibilities of the required event to occur. {(4,1), (4,2), (4,3), (4,4), (4,5), (4,6), (1,4), (2,4), (5,4), (6,4), (1,6), (2,5), (3, 4), (5,2), (6,1)}

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