if you can please use a finacial calculator and what keys used to solve

Consider the following two mutually exclusive projects: The required return on these investments is 12 percent. a. What is the payback period for each project? Note: Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16 . b. What is the NPV for each project? Note: Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16. c. What is the IRR for each project? Note: Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16. d. What is the profitability index for each project? Note: Do not round intermediate calculations and round your answers to 3 decimal places, e.g., 32.161. e. Based on your answers in (a) through (d), which project will you finally choose