Question

    A merchant has 1200 kg of sugar, part of which he sells

    at 9% profit and the rest at 15% profit. He gains 11% on the whole. The quantity (in kg) sold at 15% profit is:
    A 560 kg Correct Answer Incorrect Answer
    B 600 kg Correct Answer Incorrect Answer
    C 400 kg Correct Answer Incorrect Answer
    D 640 kg Correct Answer Incorrect Answer

    Solution

    ` =1/3xx1200=400kg`

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