A drug store usually sells a certain medicine at 40% profit . During a sale, the medicine was sold for 10% less than the usual price. What percent profit the store made on eachof this medicine during the sale?

Correct Answer: 26%
Let, buying price of medicine Tk. 100 At 40% profit selling price of medicine = (100 + 40) = Tk.140 Commission for tk 100 is tk 10 140 is tk (10×140)/100 = Tk.14 New selling price = 140 - 14 = 126 Profit in percentage = 126 - 100 = 26