A shopkeeper wrongly calculates his profit on the selling price of an article and finds it to be 40%. What is his actual profit percentage?

$64\frac{1}{3}$ $56\frac{1}{3}$ $66\frac{2}{3}$ $60\frac{2}{3}$

$66\frac{2}{3}$

According to the question, 40% of the selling price = Profit Profit : Selling price = 2 : 5 Cost price = 5 - 2 = 3 Profit on CP = 3 × \(\frac{100}{2}\) = $66\frac{2}{3}$