Railways Sample Paper RRB (Group D) Sample Test Paper-3

  • question_answer
    In the following number series a wrong number is given. Find out the wrong number.
    3 10 35 172 885 5346 37471

    A)  10                   

    B)  5346

    C)  885                 

    D)  35

    Correct Answer: D

    Solution :

    [d] Series is \[\times 2+{{2}^{2}},\,\,\times 3+{{3}^{2}},\,\,\times 4+{{4}^{2}},\,\,...\]


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