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    Question

    A closed cylindrical tank has a radius of 7 m and a

    height of 15 m. Calculate the total surface area of the tank (use ╧А = 22/7).
    A 880 m┬▓ Correct Answer Incorrect Answer
    B 924 m┬▓ Correct Answer Incorrect Answer
    C 968 m┬▓ Correct Answer Incorrect Answer
    D 1012 m┬▓ Correct Answer Incorrect Answer

    Solution

    Total surface area of a closed cylinder = 2╧Аr(h + r) = 2 * (22/7) * 7 * (15 + 7) = 2 * 22 * 22 = 968 m┬▓ Correct Answer: c) 968 m┬▓

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