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Railways R.R.C. (Jabalpur) Solved Paper Held on 2nd Shift 9-11-2014

  • question_answer
    The difference between the simple and compound interest on a certain sum of money for 2 years at 4% per annum is RS. 1. Find the sum?

    A) RS. 635            

    B) RS. 625

    C) RS. 620

    D)   RS. 630

    Correct Answer: B

    Solution :

    Let the sum = Rs. P Then,    \[1=p{{\left( \frac{4}{100} \right)}^{2}}\] \[p={{\left( \frac{100}{4} \right)}^{2}}={{25}^{2}}=Rs.\,\,625\]


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