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Railways R.R.C.(Ranchi) Solved Paper Held on 24-11-2013

  • question_answer
    The price of a pen after a discount of 10%, is Rs. 15. What is the original price of the pen?

    A) Rs. 50              

    B) Rs. 55

    C) Rs. 60              

    D) Rs. 47-5

    Correct Answer: A

    Solution :

    Let original price of the pen = Rs. x              Then,    \[x-\frac{x\times 10}{100}=45\] \[\frac{9x}{10}=45\]   \[x=\frac{45\times 10}{9}\]    \[x=Rs.\,\,50\]


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