29. Shields Company has gathered the following data on a proposed investment project: nt..$400,000 $80,000 $0 10 years 10% Investment required in equipment Life of the investment Required: Show your work if you want partial credit. Total points: 28 Compute a. The payback period for the investment b. The simple rate of return on the investment c. The net present value of this investment d. The internal rate of return