Please answer 3 and 4 THANK YOU :)

The development price itself is such a huge barrier, it's just a very different business model than boeing's used to. our huge development programs are typically centered around commercial airplanes, military aircraft, where there is a lot of orders. and right now the foundation of the business is two bites a year.

Your sister turned 35 today, and she is planning to save $60,000 per year for retirement, with the first deposit to be made one year from today. she will invest in a mutual fund that's expected to provide a return of 7.5% per year. she plans to retire 30 years from today, when she turns 65, and she expects to live for 25 years after retirement, to age 90. under these assumptions, how much can she spend each year after she retires? her first withdrawal will be made at the end of her first retirement year.

Many years ago, sprint telecommunications aired an advertisement intended to demonstrate the clarity of reception sprint customers could expect. the ad showed a rancher, who had used a different company, complaining that he had ordered 100 oxen from his supplier and instead received 100 dachshunds. the mix-up was probably due to the presence of in the communication process.