Help needed

20. What is the Baseline Project Plan? How is it similar to/different from a Project Scope Statement? (5 Points) 21. Explain the time value of money (TVM) (4 Points) a proposed system has a useful life of 5 years, one-time costs of $250,000, recurring costs of $80,000 per year and tangible benefit s of $175,000 per year. If the cost of capital is 12%, what is the overall NPV? Overall ROI? Break-even point? (please show all calculations) (15 Point 23. What is political feasibility and why is it important? (3 Points) 24. List and describe the sections of a baseline project plan. (8 Points) 25. Describe the characteristics of a good systems analyst. (3 Points) 26. List at least four types of information an analyst can locate in documents during the analysis phase. (4 Points) 27. Identify four disadvantages to using prototyping as a requirements determination tool. (4 Points) 28. Assume you have a project with activities A-J. Given the following information, calculate the expected time, earliest completion time, latest completion time, and slack time for each activity. Construct a network diagram for the project and show the critical path. (25 Points) Activity Preceding Optimistic Realistie Pessimistic Expected Time Time Time 13 16 Event Time B, C 18 E, F F, G G, H 12