Break-Even Sales and Sales Mix for a Service Company Yellow Dove Airways provides air transportation services between Portland and Minneapolis. A single Portland to Minneapolis round-trip flight has the following operating statistics: It is assumed that the fuel and landing fees, crew salaries, and airplane depreciation are fixed, regardless of the number of seats sold for the round-trip flight. Total number of seats at break-even seats b. How many business class and economy class seats would be sold at the break-even point? Round your answers to whole number. Business class seats Economy class seats