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Manish

· started a discussion

· 1 Months ago

Radius would be 1.5

Question:
By melting a solid lead sphere of diameter 12 cm, three small spheres are made whose radii are in the ratio 3 : 4 : 5. The radius (in cm) of the smallest sphere is-
Options:
A) 3
B) 6
C) 1.5
D) 4
Solution:

Ans: (a)

vikash kumar

· commented

· 1 Months ago

compare r with r then r=3 is correct
values of r in ratios

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