Homework AssignmentComplete the following graded homework assignment.Show the details of your calculation and work in your answer to the problems. Please put the page number where you located the answers for references. Problems (p. 228)o 7-20 Payback and NPV Problems (p. 228)o 7-21 NPVs and IRRs for Mutually Exclusive Projects Problems (p. 260)o 8-1Forecasting Earnings ProjectComplete Problem 8-23 Choosing Among Alternatives (pp. 266 ) and detail your work in the answer to each question in a Word document and Excel spreadsheet. The project is graded and worth 35 points.