The City of San Antonio is considering various options for providing water in its 50-year plan, including desalting. One brackish aquifer is expected to yield desalted water that will generate revenue of $4.1 million per year for the first 5 years, after which less production will decrease revenue by 10% per year each year. If the aquifer will be totally depleted in 21 years, what is the present worth of the desalting option revenue at an interest rate of 8% per year

Sailcloth & more currently produces boat sails and is considering expanding its operations to include awnings for homes and travel trailers. the company owns land beside its current manufacturing facility that could be used for the expansion. the company bought this land 5 years ago at a cost of $319,000. at the time of purchase, the company paid $24,000 to level out the land so it would be suitable for future use. today, the land is valued at $295,000. the company has some unused equipment that it currently owns valued at $38,000. this equipment could be used for producing awnings if $12,000 is spent for equipment modifications. other equipment costing $490,000 will also be required. what is the amount of the initial cash flow for this expansion project?