If a merchant makes a profit of 20% based on the selling price of an article, what percent does the merchant makes on the cost? Choices.
A) 20 B) 40 C) 25 D) 50 E) None of These
Let say Selling price will be Rs100,   20% profit means 25ost price will be Rs80 and Rs20 is profit   now we have to find what percent of 80 will be 20 : X% * 80 = 20   X will be 25%   ANSWER:25
<result>C</result>
If a merchant makes a profit of 20% based on the selling price of an article, what percent does the merchant makes on the cost?