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    Question

    A 250 litres mixture contains milk and water in the

    ratio 4:1 respectively. If 20% of the mixture is replaced with the same quantity of water, then find the quantity of water in the new mixture.
    A 66 litres Correct Answer Incorrect Answer
    B 88 litres Correct Answer Incorrect Answer
    C 102 litres Correct Answer Incorrect Answer
    D 90 litres Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Quantity of water in the mixture initially = 250 × (1/5) = 50 litres Quantity of water removed = 50 × 0.2 = 10 litres Quantity of water added = 250 × 0.2 = 50 litres Quantity of water in the new mixture = 50 – 10 + 50 = 90 litres

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