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SSC Sample Paper Mock Test-11 SSC CGL Tear-II Paper-1

  • question_answer
    By selling 100 pencils, a shopkeeper gains the selling price of 20 pencils. His gain per cent is

    A) 25

    B)  20     

    C)  15

    D)  12

    Correct Answer: A

    Solution :

    By selling 100 pencils, shopkeeper gains the selling price of 20 pencils. Clearly, cost price of 100 pencils = Selling price of 80 pencils Let        cost price of each pencil = Rs. 1 Cost price of 80 pencil = Rs. 80 Selling price of 80 pencils = Rs. 100 \[\therefore \]      Gain per cent \[=\frac{20}{80}\times 100=25%\]


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