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Mensuration Practice Test 7
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© examsnet.com
Question : 36
Total: 40
A cone, a hemisphere and a cylinder stand on equal base and have the same height. Their volumes are in the ratio:
1 : 3 : 2
2 : 3 : 1
1 : 2 : 3
3 : 1 : 2
Validate
Solution:
Radius = height [∵ In hemisphere, radius = height]
So, if radius = height = x
Ratio =
Volume of cone :
Volume of hemisphere :
Volume of cylinder :
1
3
π
r
2
h
2
3
π
r
3
π
r
2
h
1
3
π
(
x
)
3
2
3
π
(
x
)
3
π
(
x
)
3
1
3
2
3
1
1 : 2 : 3 is the required ratio
© examsnet.com
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