CBSE Class 10 Maths (Basic) 2020 · Paper 430/3/1 · Question 39(b)
A solid metallic cylinder of diameter cm and height cm is melted and recast into toys in the shape of a right circular cone mounted on a hemisphere of same radius. Find the radius of the hemisphere and total height of the toy, if the height of the cone is times the radius.
Answer
The radius of the hemisphere is cm and the total height of the toy is cm.
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