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Discussion :: Simple Interest

  1. If rupee one produces rupees nine over a period of 40 years, find the rate of simple interest?
  2. A.
    20 %
    B.
    10 %
    C.
    15 %
    D.
    22 1/2%

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    Answer : Option D

    Explanation :

    9 = (1*40*R)/100

    R = 22 1/2 %


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