

InterviewSolution
Saved Bookmarks
1. |
A cone was melted and cast into a cylinder of the same radius as that of the base of the cone. If the height of the cylinder is 5 cm, find the height of the cone. (A) 15 cm (B) 10 cm (C) 18 cm (D) 5 cm |
Answer» (A) 15 cm Volume of cone = volume of cylinder ∴ 1/3πr2h = πr2H ∴ h/3 = 5 ∴ h = 15 cm |
|