railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Mensuration Solid Figures
A sphere of radius 12 cm is melted and re-casted into a right circular cone of height 12 cm. The radius of the cone is.
1
36 cm
2
32 cm
3
21 cm
4
24 cm