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    Question

    If the volume and radius of a cylinder is 7700

    cm3 and 14 cm respectively then find the height of the cylinder?
    A 15 cm Correct Answer Incorrect Answer
    B 5 cm Correct Answer Incorrect Answer
    C 10 cm Correct Answer Incorrect Answer
    D 12.5 cm Correct Answer Incorrect Answer
    E 7.5 cm Correct Answer Incorrect Answer

    Solution

    Volume of cylinder = πr2h where r = radius and h = height ⇒ 7700 = 22/7 x 14 x 14 x h ⇒ h = 12.5 cm So, height of cylinder = 12.5 cm

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