Railways Sample Paper RRB (Group D) Sample Test Paper-13

  • question_answer
    In the following number series a wrong number is given. Find out the wrong number.
    \[\begin{matrix}    3 & 10 & 35 & 172 & 885 & 5346 & 37471  \\ \end{matrix}\]

    A)  10                   

    B)  5346

    C)  885                 

    D)  35

    Correct Answer: D

    Solution :

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


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