UPSC 2015 CDS II Math Paper
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Question : 62 of 100
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From the solid gold in the form of a cube of side length 1 cm, spherical solid balls each having the surface area π
c m 2 are to be made. Assuming that there is no loss of the material in the process of making the balls, the maximum number of balls made will be
[2015 CDS-II]
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