Question

The number of balls, each of radius 1 cm can be made from a solid sphere of lead of radius 6 cm is​

Answer 1

hlo mate ....here is your ans.....

volume of sphere = 4/3pi r^3

4/3pi and 4/3pi gets cancel

so r1^3/r2^3

1 cube / 6 cube

=1/216

so 216 spheres can be made