If 10% of x = 20% of y, then x:y is equal to?
Choose the correct choice from the following choices:	A) 2 : 6	B) 2 : 1	C) 7 : 1	D) 2 : 8	E) 2 : 2

Rationale: 10 % of x = 20 % of y 10 x / 100 = 20 y / 100 = > x / 10 = y / 5 x / y = 10 / 5 = 2 / 1 x : y = 2 : 1 . answer : b
Answer: B