Hamad Volumes 16/12/2020 A. 30 π cc B. 45 π cc C. 150 π cc D. 180 π cc r = 3 h = 5 π * 3 * 3 * 5 = 45 π cc Related Mcqs: The radius of a cylinder is 2 r units and height is 3 r units. Find the curved surface?A. 18 πr2 sq units B. 3 πr2 sq units C. 12 πr2 sq units D. 6 πr2 sq units... The spherical ball of lead 3 cm in diameter is melted and recast into 3 spherical balls. The diameters of two of these are 1 ½ cm and 2 cm respectively. The diameter of third ball is?A. 2.66 cm B. 2.5 cm C. 3 cm D. 3.5 cm... How many meters of carpet 50cm, wide will be required to cover the floor of a room 30m * 20m?A. 1000 B. 600 C. 2400 D. 1200... A rectangular field 30 m long and 20 m broad. How much deep it should be dug so that from the earth taken out, a platform can be formed which is 8 m long, 5.5 m broad and 1.5 m high where as the earth taken out is increase by 10/5?A. 12 cm B. 10 cm C. 18 cm D. 24 cm... The diameters of two spheres are in the ratio 1:2 what is the ratio of their volumes?A. 3:4 B. 9:16 C. 1:8 D. 4:3...
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