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    Question

    A man invested a certain amount of sum at 12.5% per

    annum simple interest and earned an interest of Rs.2200 after 4 years. If the same amount is invested at 10% per annum compound interest, compounded annually for two years, then find the interest.
    A Rs.812 Correct Answer Incorrect Answer
    B Rs.966 Correct Answer Incorrect Answer
    C Rs.840 Correct Answer Incorrect Answer
    D Rs.924 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let the certain sum of money be Rs.P. So,P x 0.125 x 4 = 2200 => P = Rs.4400 Desired interest = [(1.1)2– 1] x 4400 = Rs.924

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