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Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-4

  • question_answer
    The marked price of an item is twice the cost price. For a gain of 15%, the discount should be

    A)  \[7.5%\]                     

    B)  \[20.5%~\]    

    C)         \[32.5%\]       

    D)         \[42.5%\]

    Correct Answer: D

    Solution :

    Marked Price, \[M=2C,\]where C is cost price for 15% gain, S.P. \[=C+\frac{15}{100}C=1.15C\] Let discount be x% \[2C-\frac{x}{100}\times 2C=1.15C\Rightarrow x=42.5%\]


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