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    Question

    A glass contains a certain quantity of vodka. After removing 8 liters of vodka and replacing it with lime, this process is repeated twice more—first, taking out 10 liters of the mixture and replacing it with lime, and then, taking out 12 liters of the mixture and replacing it with lime. If the initial quantity of vodka in the glass is 80 liters, what is the final quantity of vodka? 

    A 53.55 liters Correct Answer Incorrect Answer
    B 45.55 liters Correct Answer Incorrect Answer
    C 33.25 liters Correct Answer Incorrect Answer
    D 16.55 liters Correct Answer Incorrect Answer
    E none of these Correct Answer Incorrect Answer

    Solution

    ATQ Votka = 80 × (1 – 8/80) × (1 – 10/80) × (1 – 12/80) = 53.55 liters 

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