1) Projects not managed properly can run into all sorts of problems. Explain broadly how costs, quality, and timeliness of projects can be affected by mismanagement. 2) Activity A B C D E F G Immediate Predecessor A A B B C E, F D G, H Time 5 2 4 57 6 5 2 H I 3 5 Draw the network diagram. What is the critical path, what is the project duration time, and what are the slack times of the activities? Show all your work. 3) Activity A B C D E F G Immediate Predecessor Normal Time (Hours) Crash Time (Hours) - 3 A A A B, C C, D E, F 4352 3 4 1 332 2 2 1 A has a crash cost of $2,000/hour, C has a crash cost of $1,500/hour, E has a crash cost of $1,000/hour, and F has a crash cost of $1,200/hour. What is the minimum cost of reducing the project duration by 3 hours?