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    Question

    How many kilogram of rice costing Rs.60 per kg must be

    mixed with 24 kg of rice costing Rs.42 per kg so that there may be a gain of 12% by selling the mixture at Rs.56 per kg?
    A 22 kg Correct Answer Incorrect Answer
    B 20 kg Correct Answer Incorrect Answer
    C 19.2 kg Correct Answer Incorrect Answer
    D 21.2 kg Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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