Question

A Metallic cylinder has radius 3 cm and height 5 cm and it is made of the metal
steel. To reduce its weight a conical hole of radius 3/2 cm and depth 8/9 cm is
drilled and the hole is filled with lighter metal Aluminium. Calculate the ratio
of the volume of the metal steel to the volume of the metal Aluminium​

Answer 1

Answer:

To reduce its weight a conical hole of radius 3/2 cm and depth 8/9 cm is

drilled and the hole is filled with lighter metal Aluminium.