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Discussion :: Probability

  1.  n books are to be arranged on a self. These include m volumes of a science book (m < n). The probability that in any arrangement, the volumes of science books are in ascending order is ?

    2. A.

    1/ n!
    B.

    1/n-m!
    C.

    1/m!
    D.

    m!/n!

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    Workspace

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    Answer : Option C

    Explanation :

    NA

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