A solid metal sphere of radius is melted and recast into identical right circular…

MATHEMATICS · Single correct · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes

Problem

A solid metal sphere of radius

6\,\text{cm}

is melted and recast into identical right circular cones each of radius

2\,\text{cm}

and height

8\,\text{cm}

. How many such cones are formed? (a)

9

(b)

18

(c)

27

(d)

36