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    Question

    The simple interest on a sum for 4 years at 9% per annum

    is Rs. 1440. Find the principal.
    A 1200 Correct Answer Incorrect Answer
    B 2250 Correct Answer Incorrect Answer
    C 4000 Correct Answer Incorrect Answer
    D 4465 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, SI = (P × R × T)/100 1440 = (P × 9 × 4)/100 1440 = 36P/100 P = (1440 × 100)/36 = 4000

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