0/4 pts 100 Details The Cook's Paradise paid $67 for a kitchen knife set. Expenses are 10% of selling price and the required profit is 11% of selling price. Round ALL answers to the nearest cent if applicable. 1) What is the regular selling price? 2) What is the break-even selling price? 3) During an inventory sale, the knife set was marked down 19% on the regular selling price. What is the sale price? $ 4) What is the operating profit or loss during the inventory sale (use a negative sign (-) for a loss)