A person bought an article for ₹ 1240/- and sold it at a loss of 25%. He purchased a new article with that money and sold it at a gain of 40%. Find his overall percentage of profit.

5% 12% 15% 16\(\frac{2}{3}\)%

5%

C.P.1 : S.P.1 or C.P.2 :  S.P.2  100  :        75          :   105   ⇒  C.P.1     :       S.P.2     100       :        105     ⇒     5% (Profit)