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

  • question_answer
    \[\frac{1+876542\times 876544}{876543\times 876543}\] is equal to

    A)  3                    

    B)  0

    C)  1        

    D)  2

    Correct Answer: C

    Solution :

    [c] \[\frac{1+876542\,\,(876542+2)}{{{(876542+1)}^{2}}}\] \[=\frac{1+{{(876542)}^{2}}+2\times 876542}{{{(876542+1)}^{2}}}=\frac{{{(876542+1)}^{2}}}{{{(876542+1)}^{2}}}=1\]


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