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Railways Sample Paper RRB (Group D) Sample Test Paper-4

  • question_answer
    If 841=3, 633=5, 425=7 then 217=?

    A)  6                    

    B)  7

    C)  8                    

    D)  9

    Correct Answer: D

    Solution :

    [d] As, \[\frac{8}{4}=2;\,2+1=3\] \[\frac{6}{3}=2;\,2+3=5\] \[\frac{4}{2}=2;\,2+5=7\] Similary, \[\frac{2}{1}=2+7=9\]


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