CAT Exam

A bucket in the form of a frustum of a right circular cone is 48 cm deep and the radii of the top and bottom are 20 cm and 16 cm respectively. The volume of water it will hold is

Read Solution (Total 1)

vol of water in bucket = (20^2+20*16+16^2)*Pi*48/3 = 976*16*pi Cubic cm

= 15616 *pi cubic cms
12 years agoHelpfull: Yes(3) No(0)

CAT Other Question

A circular disc of diameter 9 cm is cut in the center and a circular hole is generated. If the weight of the disc is reduced by one third, then the diameter of the hole is:

(1)14.3 cm
(2)13.5 cm
(3)12.4 cm
(4)None of the above Find the number of coins, 1.5 cm in diameter and 0.2 cm thick, to be melted to form a right circular cylinder of height 10 cm and diameter 4.5 cm.

(1) 425 (2) 450

(3) 550 (4) None of these.