engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) Quantitative Aptitude Mensuration Solid Figures
There are some solid metallic right circular cones, each of radius 3 cm and height 4 cm. These are melted and recast into a solid sphere of radius 6 cm. The number of these cones is:
1
22
2
24
3
18
4
20