What is the least number of solid metallic spheres each of 4cm radius that .should be melted and recast to form a hollow sphere of 24cm outer diameter and of 2cm uniform thickness
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r=4cm
R=12
4/3* 22/7* 4*4*4* /4/3* 22/7* 12*12*12
cancel 4/3 and 22/7
so remaining values are 12*12*12/4*4*4=27
R=12
4/3* 22/7* 4*4*4* /4/3* 22/7* 12*12*12
cancel 4/3 and 22/7
so remaining values are 12*12*12/4*4*4=27
komal199:
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i am not getting the answer correct
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