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Discussion :: Number Series

  1. 2, 2, 5,13, 28, ?

    2. A.

     49
    B.

     50
    C.

     51
    D.

     52

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    Answer : Option D

    Explanation :

    The pattern is + 0, + 3, + 8, + 15, ..... i.e. + (l2 - 1), + (22 - 1), + (32 - 1), + (42 - 1), .....
    So, missing term = 28 + (52 - 1) = 28 + 24 = 52.

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