If the volume and surface area of a sphere are numerically

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If the volume and surface area of a sphere are numerically the same, then its radius is :

1. 1 unit
2. 2 units
3. 3 units
4. 4 units

Correct Option: C

Let the radius of the sphere be r units.
According to the question,

	4	πr³ = 4πr² ⇒ r = 3 units
	3