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    Question

    A closed cylinder with a base radius of 14 m and height

    of 21 m is he be made with a metallic sheet of width 20 m. What is the length of sheet required if wastage is negligible?  [use  π = 22/7]
    A 154 m Correct Answer Incorrect Answer
    B 150 m Correct Answer Incorrect Answer
    C 120 m Correct Answer Incorrect Answer
    D 132 m Correct Answer Incorrect Answer

    Solution

    The correct answer is A

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