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Maths TNSB Mentoring
Class 10
Mensuration
Volume and Surface Area of Combined Solids
2.
Multiple choice question II
Question:
1
m.
A spherical ball of radius \(r_1\) units is melted to make \(8\) new identical balls each of radius \(r_2\) units. Then \(r_1 : r_2\) is:
\(2:1\)
\(1:2\)
\(4:1\)
\(1:4\)
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