Mathematics
A solid cylinder has a total surface area of 231 cm2. If its curved surface area is two-thirds of the total surface area, the volume of the cylinder is :
269.5 cm3
308 cm3
363.4 cm3
385 cm3
Related Questions
The radius of a roller 100 cm long is 14 cm. The curved surface area of the roller is :
13200 cm2
15400 cm2
4400 cm2
8800 cm2
The ratio between the radius of the base and the height of a cylinder is 2 : 3. If its volume is 1617 cm3 the total surface area of the cylinder is :
308 cm2
462 cm2
540 cm2
770 cm2
The sum of the radius of the base and the height of a solid cylinder is 37 m. If the total surface area of the cylinder be 1628 m2, its volume is :
3180 m3
4620 m3
5240 m3
None of these
The radii of two cylinders are in the ratio 2 : 3 and their heights are in the ratio 5 : 3. The ratio of their volumes is :
4 : 9
9 : 4
20 : 27
27 : 20