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Byju's Answer
Standard IX
Mathematics
Volume of a sphere
The largest s...
Question
The largest sphere is carved out of a cube of side 10.5 cm. Find the volume of the sphere.
A
606.375
c
m
3
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B
66.3
c
m
3
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C
60.375
c
m
3
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D
66.375
c
m
3
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Solution
The correct option is
A
606.375
c
m
3
We have,
Diameter of the largest sphere
=
10.5
c
m
⇒
2
r
=
10.5
c
m
⇒
r
=
5.25
c
m
∴
Volume of the sphere
=
4
3
×
22
7
×
(
5.25
)
3
c
m
3
=
4
3
×
22
7
×
(
21
4
)
3
c
m
3
=
4
×
22
×
21
2
64
c
m
3
=
11
×
441
8
c
m
3
=
606.375
c
m
3
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Q.
The largest sphere is carved out of a cube of side 10.5 cm. Find the volume of the sphere.