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Discussion :: Probability

  1.  A die is thrown twice and the sum of the numbers appearing is observed to be 6. find the conditional probability that the number 4 has appeared at least once?

    2. A.

    1/5
    B.

    3/5
    C.

    2/5
    D.

    None of these

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    Answer : Option C

    Explanation :

    NA

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