What is the profit percentage if the price for 120 bananas equals the selling price of 100 bananas?

Question: What is the profit percentage if the price for 120 bananas equals the selling price of 100 bananas?Solution:Let the C.P. of 120 bananas be Tk. 120As per question,S.P. of 100 bananas = Tk. 120C.P. of 100 bananas would be = Tk. 100∴ Profit = (S.P. - C.P.) = 120 - 100 = 20Profit percent = (20/100) × 100%= 20%