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SSC Sample Paper SSC CGL - Sample Paper-21

  • question_answer
    Find the wrong number. 1, 5, 5, 9, 7, 11, 11, 15, 12, 17

    A) 11                                

    B) 12      

    C) 17                                

    D) 15

    Correct Answer: B

    Solution :

    The given sequence is a combination of two series I. 1, 5, 7, 11, 12 and, II. 5, 9, 11, 15, 17 The pattern in both I and II is +4, + 2, + 4, + 2 So, 12 is wrong and must be replaced by (11 + 2) i,e., 13.


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