A spherical site of radius 6cm is melted and converted into small spherical balls each of diameter 0.6cm. Find the number of balls.
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Answer:1000
Step-by-step explanation: Radius of bigger ball R=6 cm
Radius of smaller balls r=
2
1.2
=0.6 cm
Volume of bigger ball V
1
=
3
4
πR
3
=
3
4
×
7
22
×6
3
=905.14
Volume of smaller ball V
2
=
3
4
πR
3
=
3
4
×
7
22
×(0.6)
3
=0.91514
Number of balls =
V
2
V
1 =
0.90514
905.14
=1000
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