The radius of a sphere is 21cm. If s and v represent the curved surface area and volume respectively, what is s : v? (take π = 3.142)
-
A.
1:03 -
B.
1:07 -
C.
3:01 -
D.
3:07 -
E.
7:01
Correct Answer: Option B
Explanation
C.S.A = 5,544
Volume = 38,808
S : V = 1 : 07