Need requirements 2, 3, and 4. Thanks.

Present Value of Annuity of $1 Griffin Industries is evaluating whother to irvest in solat panels to provide some of the electrical needs of its main office buzdng in Green Bay. Wisconsin The solar panel project would cost $675.000 and would provide cost savings in its utility bilis of $55.000 per year. It is anticipated that the solar panols would have a life of 20 years and would have no residual value Read the reavicancots (Cick the kcon to view the present yaluo factor table) icick the icon to veso the present values annsity factor table') (Clock the icon to vien the future value facter table) (Cskck the icon so vlew the future value aninity factor tabie.) Requiremem 1. Cafculate the payback period in years of the solar panet project inithal imvestront 1) 1975,000 155,000 The net preseres we dist project Future Value of \$1 Requirements 1. Calculate the payback period in years of the solar panel project. 2. If the company uses a discount rate of 10%, what is the net present value of this project? 3. If the company has a rule that no projects will be undertaken that have a payback period of more than five years. would this investment be accepted? If not, what arguments could the energy manager make to try to obtain approval for the solar panel project? 4. What would you do if you were in charge of approving capital investment proposals