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Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-19

  • question_answer
    DIRECTION: In the following number series, a wrong number is given. Find out that wrong number
    \[16\text{    }19\text{  }\,\,21\text{  }\,\,30\text{    }46\text{    }71\text{    }107\]

    A)  19                              

    B)  21                              

    C)  30                              

    D)  46                  

    Correct Answer: A

    Solution :

    The series is \[+{{\text{1}}^{2}},+{{2}^{2}},+{{3}^{2}},+{{4}^{2}},...\]


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