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    Question

    Find the time taken by a pipe, which releases 120

    m3 of water in a minute to fill an empty cylindrical tank of radius 10 m and height 8 m. [Take ╧А = 3]
    A 22 minutes Correct Answer Incorrect Answer
    B 23 minutes Correct Answer Incorrect Answer
    C 20 minutes Correct Answer Incorrect Answer
    D 25 minutes Correct Answer Incorrect Answer

    Solution

    Volume of tank = 3 ├Ч 102 ├Ч 8 = 2400 m3 Required time taken = 2400/120 = 20 minutes

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