If 0.2 of a number is equal to 0.08 of another number, the ratio of the numbers i Choose the correct option:
A) 2 : 3
B) 2 : 5
C) 3 : 20
D) 20 : 3
E) none

Rationale: "sol . 0.2 a = 0.08 b â ‡ ” a / b = 0.08 / 0.20 = 8 / 20 = 2 / 5 â ˆ ´ a : b = 2 : 5 . answer b"
Answer: B