engineering recuitment OPSC Assistant Industries Officer Mock Test 2025 Quantitative Aptitude Mensuration Solid Figures
A building is in the form of a cylinder surmounted by a hemispherical dome on the diameter of the cylinder. The height of the building is two times the radius of the base of the cylinder. What is the height of the building, if its volume is 77616 m3?
1
57 m
2
66 m
3
63 m
4
54 m