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    Question

    A invested Rs. β€˜x’ for 3 months, then added Rs. 400

    for the next five months and exited. B invested Rs. β€˜x’ for the remaining 4 months of the year. If the profit ratio A : B is 5 : 2, find β€˜x’.
    A Rs.1000 Correct Answer Incorrect Answer
    B Rs.1400 Correct Answer Incorrect Answer
    C Rs.1660 Correct Answer Incorrect Answer
    D Rs.1770 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Amount invested by A for five months = Rs. (x + 400) According to the question, x Γ— 3 + (x + 400) Γ— 5 : 4x Or, (8x + 2000)/4x = 5/2 Or, 2(8x + 2000) = 5 Γ— 4x Or, 16x + 4000 = 20x Or, 4000 = 4x Or, x = Rs. 1000

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