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

A cylinder and a cone are of the same base radius and of some height.Find the ratio of the volume of the cylinder to that of the cone.

The radii of the bases of a cylinder and a cone are in the ratio 3:4 and their heights are in the ratio 2:3.What is the ratio of their volumes?

A cylinder and a cone are of equal base radii and heights.If the ratio of the areas of their curved surfaces is 8:5,show that the ratio of the radius and the height of each of the two is 3:4.

Two cubes have their volumes in the ratio 1:27.What is the ratio of their surface areas?

The radii of two cones are in the ratio 2:1 and their volumes are equal.What is the ratio of their heights?

Two cones height are in the ratio 1:3 and radii 3:1.What is the ratio volumes?

Choose the correct-one. The radii of two cylinders are in the ratio 2:3 and their heights are in the ratio 5: 3 . The ratio of their volume

A solid cylinder of diameter 12 cm and height 15 cm is melted and recast into 12 toys in the shape of a right circular cone mounted on a hemisphere. Find the radius of the hemisphere and total height of the toy, if the height of the conical part is 3 times its radius.

The ratio of the volumes of two sphere is 27: 8 . What is the ratio of their surface areas?

Three bodies - a ring, a solid cylinder and a solid sphere of same mass and radii roll down an inclined plane from the same height. Which of the three will reach the ground first?