Question

Two cylinders have their radii in the ratio 3: 1 but their heights are in the ratio 1 : 3. Compare their volumes.

Answer 1

given r1:r2 = 3:1

h1:h2 =1:3

volume r1^2h1:r2^2h2 =3^2(1):1^2(3)

=9:3

=3:1