Profit and Loss

Question

A merchant marks his good such that the profit on sale of 500 article is equal to the 300 article. the profit % is..??

(a) 50%

(b) 75%

© 100%

(d) 150%

Answer 1

Let Sp be 1 rs

then,sp of 500 article is 500 rs

profit on sale of 500 article = selling of 300 article

thus profit =  300 rs

sp = 500, profit = 300 then Cp = 500 - 300 = 200

%profit = profit/cp * 100 = 300 / 200 * 100 = 150 Ans option D