10 identical solid spherical balls of radius 3 cm are melted to form a single sphere. In this process 20% of solid is wasted. What is the radius (in cm) of the bigger sphere?
A) 24 B) 12 C) 8 D) 6
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Step-by-step explanation:
Given :-
- 10 identical solid spherical balls of radius 3 cm are melted to form a single sphere. In this process 20% of solid is wasted
Answer
- 12
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