A sells a bicycle to B at a profit of 30% and B sells it to C at a loss of 20%. Find the resultant profit or loss.  Choose the correct choice from the following:
A) 5 %	B) 4 %	C) - 4 %	D) - 12 %	E) 2 %

Rationale: the resultant profit or loss = 30 - 20 - ( 30 * 20 ) / 100 = 4 % profit = 4 % answer is b
Answer: B