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Discussion :: Simple Interest

  1. The equal amounts of money are deposited in two banks each at 15% per annum for 3.5 years and 5 years respectively. If the difference between their interests is Rs.144, find the each sum?
  2. A.
    Rs.3467
    B.
    Rs.640
    C.
    Rs.500
    D.
    None

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    Answer : Option B

    Explanation :

    (P*5*15)/100 - (P*3.5*15)/100 = 144

    75P/100 “  52.5P/100 = 144

    22.5P = 144 * 100

    => P = Rs.640


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