Multiple Choice Questions on The radius of a cylinder is increased by 150 cm and its height is decreased by 20 cm What is the per........... for SSC (CPO) Exam Preparation

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Multiple Choice Questions

The radius of a cylinder is increased by 150 cm and its height is decreased by 20 cm What is the per...........

Quantitative Aptitude (CPO) Percentage
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    The radius of a cylinder is increased by 150 cm and its height is decreased by 20 cm. What is the percentage increase in its volume?

    This questions was previously asked in
    SSC CPO 12th-March-2019-Shift-1
    View All SSCCPO Previous Year Papers

    80%

    Incorrect Answer

    400%

    Correct Answer

    500%

    Incorrect Answer

    600%

    Incorrect Answer
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    Explanation:

    Correct option-2: 400%

    Radius increased = 150% = +3/2
    Height decreased = 20% = -1/5
    Initial Now
    Radius 25
    Radius 2 5
    Height 5 4
    Volume 20 100
    Increase in volume = 100-20 = 80
    Percentage increase = (80/20) x 100 = 400%

    By: santosh
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