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Railways RRB (Assistant Loco Pilot) Solved Paper-2013

  • question_answer
    Raghavan purchased a scooter at \[\frac{13}{15}\] of its selling price and sold it at 12% more than its selling price. His gain is:

    A) \[20%\]                         

    B) \[30%\]

    C) \[38\frac{3}{30}%\]                  

    D) \[29\frac{3}{13}%\]

    Correct Answer: D

    Solution :

     Let S.P. of the Scooter be\[Rs.\,\,x\] \[\therefore \]C.P. of the Scooter\[=Rs.\,\,\frac{13x}{15}\] and S.P. of the Scooter\[=Rs.\,\,\frac{112\times x}{100}\] \[\therefore \]Gain\[%=\left( \frac{12x}{100}-\frac{13x}{15} \right)\times \frac{100\times 5}{13x}%\] \[=\frac{336x-260x}{300}\times \frac{1500}{13x}%=29\frac{3}{13}%\]


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