Multiple Choice Questions on A circle has its perimeter 44 m A cylinder has the same radius as the circle and has a height of 20 ........... for CDS Exam Preparation

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Multiple Choice Questions

A circle has its perimeter 44 m A cylinder has the same radius as the circle and has a height of 20 ...........

Quantitative Aptitude (CDS) Mensuration 2D
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    A circle has its perimeter 44 m. A cylinder has the same radius as the circle and has a height of 20 m. What is the area of the cylinder? 

    1500 m^2

    Incorrect Answer

    1540 m^2

    Correct Answer

    154 m^2

    Incorrect Answer

    1600 m^2

    Incorrect Answer
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    Explanation:

    Circle perimeter=2×(22/7) r

    44=(44/7)r

    r=7 m

    Area of cylinder=πr^2h

    =(22/7) 7×7×20

    =1540 m^2

    By: bhavesh kumar singh
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