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The radius of the base and height of ...

The radius of the base and height of a cone are 3 cm and 5 cm respectively whereas the radius of the base and height of a cylinder are 2 cm and 4 cm respectively. The ratio of the volume of cone to that of the cylinder is (a) 1 : 3     (b) 15 : 8     (c) 15 : 16     (d) 45 : 16

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