Selling price of 9 articles is equal to cost price of 12 articles. Find profit or loss percentage.

33.33% profit 25% profit 25% loss 12.5% loss

33.33% profit

S.P. of 9 = C.P. of 12 C.P : S.P. = 9 : 12 = 3 : 4 Profit = 1 Profit Percent = \(\frac{1}{3}\) × 100% = 33 \(\frac{1}{3}\) %