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SSC Sample Paper SSC CGL - Sample Paper-28

  • question_answer
    A shopkeeper purchased a chair marked at Rs. 800 at two successive discount of 10% and 15% respectively. He spent Rs. 28 on transportation and sold the chair for Rs. 800 his gain per cent is

    A) 40                                

    B) 30

    C) 25        

    D) 14

    Correct Answer: C

    Solution :

    Marked price of chair \[=Rs.\,800\] and the equivalent discount to 10% and 15%respective             \[=10+15-\frac{10\times 15}{100}=23.5\] SP of the chair \[=800-\frac{800\times 23.5}{100}\]                         \[=Rs.(800-188)\]                         \[=Rs.\,612\] Total cost of chair \[=Rs.(612+28)\]                         \[=Rs.\,640\] New SP of chair \[=Rs.\,800\] \[\therefore \] Profit % \[=\frac{800-640}{640}\times 100%=25%\]          


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