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Discussion :: Number Series

  1. What will come at the place of question mark ?
    2, 3, 6, 15, ?, 123

  2. A.

     47

    B.

     42

    C.

     45

    D.

     50

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    Answer : Option B

    Explanation :

    First term → 2

    Second term → (2 *3 -3) = 3

    Third term → (3 *3 -3) = 6

    Fourth term → (6 *3 - 3) = 15

    Fifth term → (15 *3 - 3) = 42

    Sixth term → (42 *3 - 3) = 123  


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