.	Project A costs $6,000 and will generate annual after-tax net cash inflows of $2,150 for five years. What is the payback period for this investment under the assumption that the cash inflows occur evenly throughout the year? (Round your answer to 2 decimal places.)

b.	Project B costs $6,000 and will generate after-tax cash inflows of $600 in year one, $1,400 in year two, $2,500 in year three, $3,000 in year four, and $2,500 in year five. What is the payback period (in years) for this investment assuming that the cash inflows occur evenly throughout the year? (Round your answer to 2 decimal places.)

c.	Project C costs $6,000 and will generate net cash inflows of $3,000 before taxes for five years. The firm uses straight-line depreciation with no salvage value and is subject to a 20% tax rate. What is the payback period? (Round your answer to 2 decimal places.)

d.	Project D costs $6,000 and will generate sales of $5,200 each year for five years. The cash expenditures will be $2,100 per year. The firm uses straight-line depreciation with an estimated salvage value of $650 and has a tax rate of 20%. (Round your answer to 2 decimal places.)

	(1)	What is the book rate of return based on the original investment?
	(2)	What is the book rate of return based on the average book value?

e1.	What is the NPV of project A? Assume that the firm requires a minimum after-tax return of 10% on investment. (Round discount factor(s) to 3 decimal places. Round your answer to the nearest whole dollar amount.)

e2.	What is the NPV of project B? Assume that the firm requires a minimum after-tax return of 10% on investment. (Round discount factor(s) to 3 decimal places. Round your answers to the nearest whole dollar amount.)

e3.	What is the NPV of project C? Assume that the firm requires a minimum after-tax return of 10% on investment. (Round discount factor(s) to 3 decimal places. Round your answer to the nearest whole dollar amount.)

e4.	What is the NPV of project D? Assume that the firm requires a minimum after-tax return of 10% on investment. (Round discount factor(s) to 3 decimal places. Round your answer to the nearest whole dollar amount.)