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Discussion :: Number Series

  1. What will come at the place of question mark ?
    10, 100, 200, 310, ?

  2. A.

     430

    B.

     420

    C.

     410

    D.

     400

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    Answer : Option A

    Explanation :

    1st term : 10
    2nd term : 100 = 10+90
    3rd term : 200 = 100+100
    4th term : 310 = 200+110
    5th Term: 430 = 310+120

    Therefore, the answer is 430.


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