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    Question

    A vessel is full of 90l milk, 18l milk is taken out and

    replaced by water and again this process is repeated 2 more times, the amount of milk left after the 3rd replacement is?
    A 46 Correct Answer Incorrect Answer
    B 38 Correct Answer Incorrect Answer
    C 24 Correct Answer Incorrect Answer
    D 27 Correct Answer Incorrect Answer

    Solution

    The amount of milk in replace mixture – =90(1-18/90)3 =90×4/5 ×4/5 ×4/5 =46.08 liter

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