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    Question

    A sum triple itself in 9 years at simple interest. Find

    the rate of interest per annum is.
    A 38(2/9)% Correct Answer Incorrect Answer
    B 33(1/3) % Correct Answer Incorrect Answer
    C 27(1/9) % Correct Answer Incorrect Answer
    D 22(2/9) % Correct Answer Incorrect Answer

    Solution

    The correct answer is D

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