Question

The volumes of two spheres are in a ratio of 1:8. What is the ratio of their radii?

Answer 1

Ratio of their radii is `1:2`

Explanation:

As Volume `Vpropr^3`, if volume is in the ratio of `1:8`

radii are in the ratio of `root(3)1:root(3)8` i.e. `1:2`