.The height of a right circular cylinder is twice its radius of the base. If its height be 6 times its radius of the base, then the volume of the cylinder will be 539 cm3 more. Assuming Π = 22/7, the height of the cylinder is

.The height of a right circular cylinder is twice its radius of the base. If its height be 6 times its radius of the base, then the volume of the cylinder will be 539 cm3 more. Assuming Π = 22/7, the height of the cylinder is
1). 5 cm
2). 7 cm
3). 9 cm
4). 11 cm

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