The ratio of radius of a circle and the side of a square is 2 : 5. Find the ratio of their areas: Select the correct option:
A) 2 : 1
B) 4 : 25
C) 8 : 77
D) 4 : 121
E) none

Rationale: "radius / side = 2 / 5 â ‡ ’ area of circle / area of square = 4 / 25 answer : b"
Answer: B