Surface Areas a...

Find the total surface area of the cuboids of length, breadth and height 

If the diameter of the base of a cylinder is $$14$$ cm and its height is $$12$$ cm then the volume of the cylinder in $$m^3$$ is 

The largest sphere is carved out of a cube of edge 14 cm. The volume of this sphere is:

The volume of a sphere whose diameter is $$14 ~cm$$ is

Mark the correct alternative of the following.
The number of surfaces of a hollow cylindrical object is?

Mark the correct alternative of the following.
A cylinder with radius $$r$$ and height $$h$$ is closed on the top and bottom. Which of the following expressions represents the total surface area of this cylinder?

A right circular cylindrical tunnel of diameter $$2$$m and length $$40$$m is to be constructed from a sheet of iron. The area of the iron sheet required in $$m^2$$, is?

Mark the correct alternative of the following.
The height of sand in a cylindrical-shaped can drop by $$3$$ inches when $$1$$ cubic foot of sand is pound out. What is the diameter of the cylinder (in inches)?

The area of the floor of a room is $$15{m}^{2}$$. If its height is $$4m$$, then the volume of the air contained in the room is

The largest sphere is carved out of a cube of side 10.5 cm. Find the volume of the sphere.