Question

    A vessel contains 80 liters of milk. 16 liters of milk

    are taken out and replaced with water. This process is repeated once more time. Find the quantity of milk left in the vessel after the second operation.
    A 49 liters Correct Answer Incorrect Answer
    B 50 liters Correct Answer Incorrect Answer
    C 51.2 liters Correct Answer Incorrect Answer
    D 45 liters Correct Answer Incorrect Answer

    Solution

    Amount of milk left after the first operation = 80 × (64/80) = 64 liters. Amount of milk left after the second operation = 64 × (64/80) = 51.2 liters.

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