Canadian Tire paid \\( \\$ 120 \\) for a humidifier. Expenses are \12 of selling price and the required profit is \25 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 humidifier was marked down \18 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)