Selling price of 17 articles is equal to cost price of 34 articles. Find profit or loss percentage on selling price.

55% 40% 60% 50%

50%

S.P. of 17 = C.P. of 34 C.P : S.P. = 17 : 34 = 1 : 2 Profit = 1 Profit Percent = \(\frac{1}{2}\) × 100% = 50%