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    Question

    Karun and Varun invested Rs 2800 and Rs. x in a

    business. After 3 months, Karun added Rs 400 while Varun withdrew Rs 500. After a year out of a total profit of Rs.75,600, Varun received Rs 15,120. Find the amount invested by Varun at the starting of business?
    A Rs.1420 Correct Answer Incorrect Answer
    B Rs.1860 Correct Answer Incorrect Answer
    C Rs.1150 Correct Answer Incorrect Answer
    D Rs.1330 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Ratio of shares of Karun and Varun = 2800 × 3 + 3200 × 9 : x × 3 + (x - 500) × 9 => 37200 : (12x - 4500) So, [(12x - 4500)/(37200 + 12x - 4500)] × 75600 = 15120 x = Rs.1150

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