ICSE Class X Math 2019 Solved Paper

Question : 9 of 32

Marks: +1, -0

A solid metallic sphere of radius

6 {\cm}

is melted and made into a solid cylinder of height

32 {\cm}

. Find the:
(i) radius of the cylinder
(ii) curved surface area of the cylinder
Take

π=3.1

Solution:

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