Question

    8137, 5405, 3669, 2701, 2201,

    1997 Find the wrong number in the given number series.
    A 1997 Correct Answer Incorrect Answer
    B 2701 Correct Answer Incorrect Answer
    C 8137 Correct Answer Incorrect Answer
    D 3669 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ;
    8137 – (14) 3 + 12 = 5405
    5405 – (12) 3 + 12 = 3689
    3689 – (10) 3 + 12 = 2701
    2701 – (8) 3 + 12 = 2201
    2201 – (6) 3 + 12 = 1997
    So, 3689 should come in place of 3669.

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