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Railways Sample Paper RRB (Assistant Loco Pilot & Technician) Sample Test Paper-14

  • question_answer
    Direction: Select the related letter/word/number from the given alternatives.
    \[7:56::9:?\]

    A)  63                               

    B)  81

    C)  90                   

    D)       99

    Correct Answer: B

    Solution :

     \[{{7}^{2}}+7=56\] Likewise  \[{{9}^{2}}+9=90\]


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