40.There is a solid sphere ( not uniform) of radius R and mass M.If we cut a sphere of radius r .How can be calculate mass of taken part?

40.There is a solid sphere ( not uniform) of radius R and mass M.If we

1.	40.There is a solid sphere ( not uniform) of radius R and mass M.If we cut a sphere of radius r .How can be calculate mass of taken part?
Answer» 40.There is a solid sphere ( not uniform) of radius R and mass M.If we cut a sphere of radius r .How can be calculate mass of taken part?