The ratio of the volume and surface area of a sphere of unit radius
A. 4 : 3
B. 3 : 4
C. 1 : 3
D. 3 : 1
Answer:C
The ratio of the volume and surface area of a sphere of unit radius
A. 4 : 3 B. 3 : 4 C. 1 : 3 D. 3 : 1