AIR National's capacity is 110 passengers per flight. It currently carries 76 passengers per flight. Growth in passengers is expected to be 7 percent annually. New planes will have to be ordered when the company is carrying 80 percent of capacity. How long will it be before the firm must order new planes? Use Appendix A to answer the question. Round your answer to the nearest whole number. years Holly wants to have $250,000 to send a recently born child to college. She sets up a 529 plan and wants to know how much she must invest at the end of each year for the next 15 years if the funds can earn 6 percent. Use Appendix C to answer the question. Round your answer to the nearest dollar. $ If she can earn 8 percent, how much less will she have to invest each year? Use Appendix C to answer the question. Round your answer to the nearest dollar $ Auntie Kitty sells her home for $250,000, which is then invested to earn 4 percent annually. If her life expectancy is five years, what is the maximum amount she can annually spend on a nursing home, doctors, and taxes? Use Appendix D to answer the question. Round your answer to the nearest dollar The maximum amount that can be annually spend is $ If the return were to double to 8 percent, will the amount she may spend each year more than double? Use Appendix D to answer the question. Round your answer to the nearest dollar, If the return were to double, the amount that can be annually spend will select and will be equal to $