Question

18.
The volume of a cylinder varies directly with the square of the radius of the base and
also varies
directly with the height of the cylinder. Two cylinders having the ratio of radii of base as 2 : 1
have equal volumes. What is the ratio of heights of the two cylinders?
a) 1:1
b) 1:2
c) 1:4
1
d) 1:6​

Answer 1

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