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    Question

    Find the wrong number in the given number series.

    3, 8, 18, 40, 80, 162
    A 162 Correct Answer Incorrect Answer
    B 18 Correct Answer Incorrect Answer
    C 40 Correct Answer Incorrect Answer
    D 80 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    3 × 2 + 2 = 8

    8 × 2 + 2 = 18

    18 × 2 + 2 = 38

    38 × 2 + 2 = 78

    78 × 2 + 2 = 158

    So, 38 should come in place of 40.

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