The heights of two cones are in the ratio 1 : 3 and the diameters of their base are in the ratio 3 : 5. The ratio of their volume is

The heights of two cones are in the ratio 1 : 3 and the diameters of t

1.	The heights of two cones are in the ratio 1 : 3 and the diameters of their base are in the ratio 3 : 5. The ratio of their volume is
A.	3 : 25
B.	4 : 25
C.	6 : 25
D.	7 : 25
Answer» B. 4 : 25

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The heights of two cones are in the ratio 1 : 3 and the diameters of their base are in the ratio 3 : 5. The ratio of their volume is

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