Please refer to the solution for problem 7 . AlwaysRain management has decided to prepare a "what if" scenario based on a 20% increase in the demand presented in the solution to problem 7. (1) To accommodate this increase, what changes would you make in machine and labor capacity? (Modify the solution spreadsheet accordingly.) (2) Comment on the implications for capacity utilization, machine requirements, and labor requirements. Chapter 5 1. The following CPM network has estimates of the normal time in weeks listed for the activities: a. Identify the critical path. b. What is the length of time to complete the project? c. Which activities have slack, and how much? d. Here is a table of normal and crash times and costs. Which activities would you shorten to cut two weeks from the schedule in a rational fashion? What would be the incremental cost? Is the critical path changed