Subject: General Aptitude · Chapter: Volume and Surface Area · Exam: · Marks: · Difficulty:
A cone, a hemisphere and a cylinder stand on equal bases and have the same height. Find the ratio of their volumes.
Answer
Answer (as printed):
Explanation
Let R be the radius of each. Height of hemisphere = Its radius = R. ∴ Height of each = R. 1 2 2 3 2 Ratio of volumes = πR × R : πR : πR × R = 1 : 2 : 3. 3 3
Explanation as extracted from the printed page; notation may be imperfect.