Mathematics – Page 3

The area of the floor of a room is 20 m2that of a longer wall 15 m2and of the sh

The area of the floor of a room is 20 m2that of a longer wall 15 m2and of the shorter wall 12 m2, find…

Surface area of a sphere is 2464 cm2. If its radius is doubled, then the surface area of _________?the new sphere will be

If the sides of two cubes are in the ratio 3: 1 the ratio of their total surface area is?

If the length, breadth and the height of a cuboid are in the ratio 6: 5: 4 and if the total surface area is…

The radius of the base of cone is 3 cm and height is 4 cm. Find the volume of the cone?

Find the ratio of the curved surfaces of two cylinders of same heights if their radii are in the ratio 1:2.

Two cylinders are of the same height. Their radii are in the ratio 1: 3. If the volume of the first cylinder is 40…

Find the expenditure on digging a well 14m deep and of 3m diameter at Rs.15 per cubic meter?

The radius of a cylindrical vessel is 7cm and height is 3cm. Find the whole surface of the cylinder?

The diameter of a cylindrical tin is 6cm and height is 5 cm. Find the volume of the cylinder?

The radius of a cylinder is 2 r units and height is 3 r units. Find the curved surface?

A rectangular courtyard, the sides of which are in the ratio of 4:3, cost Rs.600 for paving at 50 p per m2; find the…