Question

find the ratio of volume and surface area of a sphere of unit radius

Answer 1

Hey mate!!

Here's your answer,....

$v = \frac{4}{3}\pi {r}^{3}$
The above formula is volume of a sphere.

$a = 4\pi {r}^{2}$
The above formula is the surface area of a sphere.

Therefore the ratio is

Hope it helped you
pls mark me as the brainliest,....

Answer 2

Refer to the attachment