By selling 18 pencils for a rupee a man loses 20%. How many for a rupee should he sell in order to gain 20%?
Choose the correct choice from the following options:	A) 8	B) 12	C) 6	D) 4	E) 9

Rationale: "80 % - - - 18 120 % - - - ? 80 / 120 * 18 = 12 answer : b"
Answer: B