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A solid sphere is cut into two hemispheres. The ratio of the surface areas of sphere to that of two hemispheres taken together, is :
- (a)$1:1$
- (b)$1:4$
- (c)$2:3$
- (d)$3:2$
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Sol. (c) $2:3$
A solid sphere is cut into two hemispheres. The ratio of the surface areas of sphere to that of two hemispheres taken…
CBSE Class 10 Maths PYQ · Surface Areas & Volumes · Ratio · 1 Mark · March 2024 · Standard
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