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    Question

    A and B enter into partnership. A invests some money at

    beginning, B invests thrice the amount after 5 months and C invests double the amount after 9 months. If the annual profit be Rs.39000, then find C’s share.
    A Rs.6000 Correct Answer Incorrect Answer
    B Rs.12000 Correct Answer Incorrect Answer
    C Rs.8000 Correct Answer Incorrect Answer
    D Rs.5000 Correct Answer Incorrect Answer

    Solution

    Let A’s investment be Rs. x. Then, ratio of capitals of A, B and C = (x × 12) : (3x × 7) : (2x × 3) ⇒  12x : 21x : 6x ⇒  4x : 7x : 2x Therefore, C’s share = Rs. 39000 x (2/13) = Rs.6000

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