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UPSC 2017 CDS I Math Paper
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© examsnet.com
Question : 87
Total: 100
Ice-cream, completely filled in a cylinder of diameter 35 cm and height 32 cm, is to be served by completely filling identical disposable cones of diameter 4 cm and height 7 cm. The maximum number of persons that can be served in this way is
[2017 CDS-I]
950
1000
1050
1100
Validate
Solution:
Let the maximum number of persons served be n
∴
n
=
Volume of ice cream in the cylinder
Volume of ice cream filled in each cone
⇒
n
=
π
×
(
35
2
)
2
×
32
1
3
π
×
(
4
2
)
2
×
7
=
1050
© examsnet.com
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