ConceptSurface Area of a Combination of Solids

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#### Question

The number of solid spheres, each of diameter 6 cm that can be made by melting a solid metal cylinder of height 45 cm and diameter 4 cm, is:

(A) 3

(B) 5

(C) 4

(D) 6

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#### Reference Material

Solution for concept: Surface Area of a Combination of Solids. For the course CBSE