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Topic
Quantitative Aptitude
Volume And Surface Area
Question
A spherical lead ball of radius 10cm is melted and small lead balls of radius 5mm are made. The total number of possible small lead balls is?
Options:
A
.
 800
B
.
 125
C
.
 400
D
.
 8000
Answer: Option D
Number of balls
= 8000
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