The volumes of two cones are in the ratio 1 : 10 and the radii of the – McqOptions

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1.	The volumes of two cones are in the ratio 1 : 10 and the radii of the cones are in the ratio of 1 : 2. What is the length of the wire?
A.	2 : 5
B.	1 : 5
C.	3 : 5
D.	4 : 5
Answer» B. 1 : 5

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