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    Question

    A 16-liter salt solution contains 6% salt. If 4 liters

    of water are evaporated by boiling the solution, what is the new percentage of salt in the remaining solution?
    A 12% Correct Answer Incorrect Answer
    B 8% Correct Answer Incorrect Answer
    C 4% Correct Answer Incorrect Answer
    D 6% Correct Answer Incorrect Answer
    E 10% Correct Answer Incorrect Answer

    Solution

    Quantity of salt in the solution = 16 x 0.06 = 0.96 litres After evaporating, remaining quantity of salt solution = 16 - 4 = 12 litres Therefore, percentage of salt in the final solution = (0.96/12) x 100 = 8%

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