Multiple Choice Questions on A metallic cylinder of 5m radius and 12m height is melted and recast into smaller spherical bal........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A metallic cylinder of 5m radius and 12m height is melted and recast into smaller spherical bal...........

Quantitative Aptitude ( CCS) Mensuration 3D
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    A metallic cylinder of 5m radius and 12m height  is melted and recast into smaller spherical balls of radius 5m. Find the number of small balls that can be made ?

    3

    Incorrect Answer

    2

    Incorrect Answer

    1

    Correct Answer

    5

    Incorrect Answer
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    Explanation:

    Volume of cylinder = volume of cube
    (3.14*5*5*12) = N(4/3*3.14*5*5*5)
    N = (12*3)/(4*5) = 1.8 

    So the number of small balls that can be made=1.

    By: MIRZA SADDAM HUSSAIN
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