1.

The ratio of the radii of two right circular cylinders is 1 : 2 and the ratio of their heights is 2 : 1. The ratio of their volumes is

Answer»

» R : R = 1 : 2 » H : H = 2 : 1Volume of CYLINDER = πr²hRatio = [π r² h] / [π R² H] = 2/4 = 1/2



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