Question

the ratio of the volume of two spheres is 8:27. what is the ratio of the lengths of the radii of these two spheres?

Answer 1

`\frac{ (4)/(3)\pi {a}^(3) }{ (4)/(3) \pi {b}^(3) } = (8)/(27)`

`\frac{ {a}^(3) }{ {b}^(3) } = (8)/(27)`

`(a)/(b) = (2)/(3)`