The areas of the two spheres are in the ratio 1: 4. The ratio of their volume is?

Volumes 17/08/2021

A. 1:4
B. 1:16
C. 1:8
D. 1:64

4πr12 : 4πr22 = 1 : 4

r1 : r2 = 1 : 2

4/3 πr13 : 4/3 πr23

r13 : r23 = 1 : 8

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