1.a) A project has the following cash flows for years 0 through 3, respectively: -48,504, 11,411, 21,933, 36,181. If the required return is 11.7 percent, what is the net present value of the project?

1.b)A project has the following cash flows for years 0 through 2, respectively: -14,705, 8,181, 9,773. What is the internal rate of return on this project?