1A. There is a project with the following cash flows :

Year	Cash Flow
0	$25,150
1	7,300
2	8,400
3	7,250
4	7,850
5	6,900

What is the payback period?

1B. A project will generate annual cash flows of $237,600 for each of the next three years, and a cash flow of $274,800 during the fourth year. The initial cost of the project is $759,600. What is the internal rate of return of this project?

1C. A project with an initial cost of $51,400 is expected to generate annual cash flows of $16,910 for the next 5 years. What is the project's internal rate of return?