question_answer

In a bullet gun powder is to be filled into a metallic enclosure. The metallic enclosure is made up of a cylindrical base and a conical top, each having a radius of 5 cm. If the ratio of the height of the cylindrical part to that of the conical part is 3 : 2, then the ratio of their volumes will be:

A)  3 : 4                            

B)  9 : 2

C)  7 : 8                            

D)  9 : 11

E)  None of these