Accounting problems in excel

Complete the following problems from Chapters 8 and 9 in Principles of Managerial Finance:

1. Risk and Return: P8-1; P8-4; P8-7; P8-14; P8-20; P8-23; P8-24
2. Cost of Capital: P9-1; P9-2; P9-9; P9-14; P9-17

Use the Chapters 8-9 Excel resource (if needed) to complete the problem-set assignment in this topic.

Please show all work for each problem.