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    Question

    A 40 L mixture of milk and water has milk:water = 3:2.

    How much water should be added to make milk:water = 3:4?
    A 18 L Correct Answer Incorrect Answer
    B 16 L Correct Answer Incorrect Answer
    C 12 L Correct Answer Incorrect Answer
    D 24 L Correct Answer Incorrect Answer

    Solution

    ATQ, Milk = (3/5)├Ч40 = 24 L Water = (2/5)├Ч40 = 16 L Add x water: 24 : (16 + x) = 3 : 4 24├Ч4 = 3(16 + x) => 96 = 48 + 3x => x = 16 Answer: 16 L

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