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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-27

  • question_answer
    The true discount on Rs. 2575 due 4 months, hence is Rs. 75. Find the rate of interest.

    A)  8%                  

    B)  7%

    C)  9%      

    D)  10%

    Correct Answer: C

    Solution :

    Amount =Rs. 2575, T =\[\frac{4}{12}\]yr\[=\frac{1}{3}\]yr, TD = Rs. 75 PW = (Amount)\[-\](TD) = Rs. \[(2575-75)\]= Rs. 2500 TD is SI on PW. \[\therefore \]Rs. 75 is SI on Rs. 2500 for\[\frac{1}{3}\]yr. \[\therefore \]Rate \[=\left[ \frac{100\times 75}{2500\times \frac{1}{3}} \right]%\]per annum = 9% per annum


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