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Discussion :: Number Series

  1. One term in the number series is wrong. Find out the wrong term.
    1, 3, 12, 25, 48

    2. A.

     3
    B.

     12
    C.

     25
    D.

     48

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    Answer : Option C

    Explanation :

    The terms of the series are (l2 - 02), (22 - l2), (42 - 22), (62 - 32) and (82 - 42).
    So, 25 is wrong and must be replaced by (62 - 32) i.e. 27.

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