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    Question

    A shopkeeper sells two types of grain mixtures, one

    containing 40% rice and the other containing 60% rice. How many kilograms of each type of rice mixture should be combined to obtain 70 kg of a mixture that contains 55% rice?
    A 20 kg of 40% rice and 50 kg of 60% rice Correct Answer Incorrect Answer
    B 17.5 kg of 40% rice and 52.5 kg of 60% rice Correct Answer Incorrect Answer
    C 18 kg of 40% rice and 52 kg of 60% rice Correct Answer Incorrect Answer
    D 15.3 kg of 40% rice and 54.7 kg of 60% rice Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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