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    Question

    The price of a variety of a commodity is 7/kg and that

    of another is 12/kg. Find the ratio in which two varieties should be mixed so that the price of the mixture is 10/kg.
    A 4 : 5 Correct Answer Incorrect Answer
    B 2 : 3 Correct Answer Incorrect Answer
    C 2 : 5 Correct Answer Incorrect Answer
    D 3 : 4 Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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