A dealer purchased an article at 3/4 of its list price and sold 50% more than the list price. Find his gain percent? Choose the most appropriate option:
A) 108 % B) 300 % C) 100 % D) 180 % E) 200 %

Rationale: mp = 100 cp = 75 sp = 150 - - - - - - 75 - - - - 75 100 - - - - ? = > 100 % answer : c
Answer: C