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    Question

    The simple interest on a certain sum is one-eighth of

    the sum when the number of years is equal to half of the rate percentage per annum. Find the simple interest (in. Rs) on rs 15,000 at the same rate as simple interest for 8 years.
    A 8000 Correct Answer Incorrect Answer
    B 6000 Correct Answer Incorrect Answer
    C 7000 Correct Answer Incorrect Answer
    D 12000 Correct Answer Incorrect Answer

    Solution

    given - SI= P × 1/8, T= R×1/2 SI=PRT/100 P/8=P×R×R/200 R² =200/8=25 R² =25 R=5% now find the simple interest, P=1500 R=5% T=8years = (15000×5×8)/100 = 6000rs

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