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Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-16

  • question_answer
    Chunilal invests 65% in machinery, 20% in raw material and still has Rs.1,305 cash with him. Find his total investment.

    A)  Rs.6,500                      

    B)  Rs.7,225          

    C)  Rs.8,500             

    D)        None of these

    Correct Answer: D

    Solution :

    Let he had originally Rs..x. Then \[65%\]of \[x+20%\]of \[x+1305=x\] \[0.65x+0.2\text{ }x+1305=x\] \[\Rightarrow \]  \[0.15x=1305\Rightarrow x=Rs.8700\] \[\therefore \] His total investment \[=65%\] of \[8700+20%\]of 8700 =85% of \[8700=Rs.7395\]


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