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    Question

    Priya invested Rs. ‘x’ at 10% p.a. simple interest

    and Pooja invested Rs. (x + 800) at 8% p.a. simple interest. If the total interest after 2 years is Rs. 1440, find the value of ‘x’.
    A Rs 2500 Correct Answer Incorrect Answer
    B Rs 2314.29 Correct Answer Incorrect Answer
    C Rs 3644.44 Correct Answer Incorrect Answer
    D Rs 2637.50 Correct Answer Incorrect Answer

    Solution

    According to the question,(x × 0.10 × 2) + {(x + 800) × 0.08 × 2} = 1440 Or, 0.20x + 0.16x + 128 = 1440 Or, 0.36x = 1312 Or, x = 1312 / 0.36 = 3644.44 Or, x = Rs. 3644.44

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