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    Question

    Mr. P invested Rs. ‘2x’ in scheme ‘A’ offering

    simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of 4 years in scheme ‘B’ offering compound interest of 20% p.a. compounded annually. If total amount received from scheme ‘B’ after 2 years is Rs. 8640, then find the value of ‘12x’.
    A 36000 Correct Answer Incorrect Answer
    B 30000 Correct Answer Incorrect Answer
    C 35000 Correct Answer Incorrect Answer
    D 26000 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    According to question; 1.44 × {0.25 × 4 × 2x} = 8640 Or, {0.25 × 4 × 2x} = 6000 Or, x = 3000 So, 12x = 12 × 3000 = 36000

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