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Spheres A and B have their radii 40 cm a...

Spheres A and B have their radii 40 cm and 10 cm respectively. Ratio of surface area of A to the surface area of B is :

A

`1:16`

B

`4:1`

C

`1:4`

D

`16:1`

Text Solution

Verified by Experts

The correct Answer is:
D
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