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    Question

    In each of the following questions a number is wrong in the series. Find out the wrong number.

    121        127           133        

    142         160        206
    A 142 Correct Answer Incorrect Answer
    B 121 Correct Answer Incorrect Answer
    C 160 Correct Answer Incorrect Answer
    D 133 Correct Answer Incorrect Answer
    E 206 Correct Answer Incorrect Answer

    Solution

    121          127          133          142          160          205         +6             +6             +9           +18        +45                 ×1            ×1.5           ×2           ×2.5

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