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    Question

    A mixture contains 40 liters of milk and 10 liters of

    water. How much milk should be added to make the ratio of milk to water 5:1?
    A 10 liters Correct Answer Incorrect Answer
    B 12 liters Correct Answer Incorrect Answer
    C 14 liters Correct Answer Incorrect Answer
    D 15 liters Correct Answer Incorrect Answer

    Solution

    Let x liters of milk be added. (40 + x)/10 = 5/1. (40 + x) = 50, x = 10 liters. Answer: a) 10 liters.

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