A cylinder and a cone are of same base radius and of same height. The ratio of the volume of the cylinder to that of the cone is
(a) 2 : 1
(b) 3 : 1
(c) 2 : 3
(d) 3 : 2
A cylinder and a cone are of same base radius and of same height. The ratio of the volume of the cylinder to that of the cone is
(a) 2 : 1
(b) 3 : 1
(c) 2 : 3
(d) 3 : 2