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    Question

    Sita invests a certain amount at an annual simple

    interest rate of 10% for 3 years. The total amount she receives after this period is then reinvested at an annual simple interest rate of 6% for the next 4 years. Determine the ratio of the initial investment to the final amount obtained at the end of the entire period.
    A 17:14 Correct Answer Incorrect Answer
    B 14:15 Correct Answer Incorrect Answer
    C 25:26 Correct Answer Incorrect Answer
    D 25:17 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ;Let P = 100 Interest from first = 3 Ă— 10% Ă— 100 = 30 Amount = 130 Interest from second = 4 Ă— 6% Ă— 130 = 31.2 30 : 31.2 = 25 : 26

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