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Railways Sample Paper RRB (Group D) Sample Test Paper-6

  • question_answer
    A bought an article, paying 5% less than the original price. A sold it with 20% profit on the price he had paid. What percent of profit did A earn on the original price?

    A)  10                   

    B)  13

    C)  14                   

    D)  \[\frac{17}{2}\]

    Correct Answer: C

    Solution :

    [c] Required % earned by A \[=\left\{ 100\times \frac{(100-\,5)}{100}\times \frac{(100+20}{100}-\,100 \right\}%\] \[=\left\{ 100\times \frac{95}{100}\times \frac{120}{100}-\,100 \right\}%\] \[=(114-\,100)%=14%\]


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