Two cones have their heights in the ratio 1:3 and the radii of their bases in the ratio 3:1. Find the ratio of their volumes?

Two cones have their heights in the ratio 1:3 and the radii of their b

1.	Two cones have their heights in the ratio 1:3 and the radii of their bases in the ratio 3:1. Find the ratio of their volumes?
A.	3:1
B.	2:1
C.	4:1
D.	5:1
Answer» B. 2:1

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Two cones have their heights in the ratio 1:3 and the radii of their bases in the ratio 3:1. Find the ratio of their volumes?

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