A toy is in the shape of a right circular cylinder with a hemisphere on one end and a cone on the other. The radius and height of the cylindrical part are 5 cm and 13 cm respectively. The radii of the hemispherical and conical parts are the same as that of the cylindrical part. Find the volume and surface area of the toy if the total height of the toy is 30 cm.

The height and the diameter of a cylinder are 6 cm and 14 cm respectively. Find the area of the whole surface.

Find the volume and the surface area of a cuboid of length 30cm.,breadth 25 cm.and height 15 cm.

A tent is in the shape of a cylinder surmounted by a conical top. If the height and diameter of the cylindrical part are 2.1 m and 4 m respectively and the slant height of the top is 2.8 m, find the area of the convas for making the tent. Find the cost of convas of the tent at the rate of ₹ 500 per square meter.

Find the surface area of a cylinder whose- Radius of the base is 4m and height 5.6m.

Find the surface area of a cylinder whose- Radius of the base is 7m and height 10m.

When a conical toy of base radius 3.5 cm is placed on a hemisphere of the same radius ,the total height of the toy becomes 15.5cm.Find the total surface area of the toy.

A cylinder,a cone and a hemisphere are of equal base and have the same height.What is the ratio of their volumes?

The internal and external radii of a hollow sphere are 3 cm and 5 cm respectively. The sphere is melted to form a solid cylinder of height 2 2/3cm . Find the diameter and the curved surface area of the cylinder.

A tent is in the shape of a cylinder surmounted by a conical top.If the height and diameter of the cylindrical part are 2.1m and 4 m respectively,and the slant height of the top is 2.8 m,find the area of the canvas used for making the tent.Also find the cost of the canvas of the tent at the rate of Rs.500 per m^2 (Note that the base of the will not be covered with canvas).

A bucket is in the form of frustum of a cone and holds 28.49 liters of milk. The radius of the top and bottom are 28 cm and 21 cm respectively. Find the height of the bucket.