Answer:
3:5
Explanation:
V1 / V2 = 27 / 125
Volume of a sphere = 4/3πr³
(4/3πr₁³) / (4/3πr₂³) = 27/125
r₁³ / r₂³ = 27/125
r₁ / r₂ = [3√(27)] / [3√(125)]
r₁ / r₂ = 3/5
r₁:r₂ = 3:5
The ratio of the length of their radius is 3:5
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