The capacity of a cylindrical water tank is 539 litres .If its height is 1.4 m, find the radius of the base.

If the surface area of a sphere is 22176 sq. cm, find its radius.

 If the height of a cone is three times the radius of the base and its volume is  512  $\pi$  $cm^3$   ,find the radius of its base.

If the volume of a hemisphere is 486 $\pi$ cm3,  its radius is.

A cylindrical water tank contains, 3,85,000 litres of water .If its height is 10 m, find its diameter.

 A 60 cm high cylinder with 14 cm its diameter is cut vertically into two equal halves. What is the volume of a half part?

If the sum of the radius and the height of a right cylinder is 50 cm and the circumference of its base is 220 cm, find its total surface area .

If the radius of base and height of the cylinder are in the ratio of 5:7 and the volume is 550 cubic cm, find the radius of the base of the cylinder.

The ratio of the radius of base and the height of a cylinder is 7:8 .If the volume of the cylinder is 9,856 cm³ ,find the total surface area of the cylinder.

 The sum of the height and radius of the base of the cylinder is 34 cm .If the total surface area of the cylinder is 2,992 cm^2, find its volume.