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Dinesh bansal

· started a discussion

· 1 Months ago

radii is 3.

bcoz there ratio will be same as their diameter's ratio. They even took radius=6 so that we get the answer in radii only

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)

Rajesh Kumar

· commented

· 1 Months ago

Yet to be approved!

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