Book Maths Puzzle

If the radius of base and height of a cone are increased by 10%, find the percentage of increase of its volume.

Read Solution (Total 1)

33.1 %

If initial vol is 100 units , new volume will be 100*(1.1)^3= 133.1 units
12 years agoHelpfull: Yes(3) No(7)

Book Other Question

The length of a room is 6m and the length is twice the breadth. If the area of the floor is 162m^2, find the area of the four walls of the room?? What is the ratio between the volumes of a cylinder and cone of the same height and of the same diameter?