Question

There were two solid spherical balls, Ratio between radius of first ball to that of second ball is 4:3. Second ball was cut into two equal halves and the difference between total
surface area of first ball and total surface area of a part of second ball is 1424.5 cm2
. Find
value of radius of bigger ball ?​

Answer 1

Answer:

A ball is placed in a box in the shape of a cube. The ball fits snuggly in the box. That is, the sides of the box are tangent to the ball. Find the volume of the space unoccupied by the ball given that the volume of the box is 216cm.