One of the important question for the board exam class 10 from
mensuration chapter.This question is from r d sharma class 10 maths.
chapter-16.2 question number-7 maths r d sharma,mensuration.
In this question we have to find the volume
of water left in the tub. Consider a cylindrical tub having
radius as 5 cm and its length 9.8 cm. It is full of water. A solid
in the form of a right circular cone mounted on a hemisphere is
immersed in tub. If the radius of the hemisphere is 3.5 cm and the
height of the cone outside the hemisphere is 5 cm.