defence exam Indian Navy Fireman/Fire Engine Driver Mock Test 2024 Quantitative Aptitude Mensuration Plane Figures
A hollow sphere of external and internal diameters 6 cm and 4 cm respectively is melted into a cone of base diameter 8 cm. What is the height of the cone?
1
4.75 cm
2
5.50 cm
3
6.25 cm
4
6.75 cm