If the cost price is 40% of selling price. Then what is the profit percent.
Options.
A) 150 %  B) 120 %  C) 130 %  D) 200 %  E) none of these

Rationale: "explanation : let the s . p = 100 then c . p . = 40 profit = 60 profit % = ( 60 / 40 ) * 100 = 150 % . answer : a"
Answer: A