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    Question

    A vessel is full of 90l milk, 15liter 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? type-ssc
    A 52.05 liter Correct Answer Incorrect Answer
    B 29.30 liter Correct Answer Incorrect Answer
    C 24.70 liter Correct Answer Incorrect Answer
    D 47.50 liter Correct Answer Incorrect Answer

    Solution

    The amount of milk in replace mixture – =90(1-15/90)3 =90×5/6 ×5/6 ×5/6 =90×125/216 =52.05 liter

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