Practice Problems 1. The table below has a list of activities, dependencies, and durations. Draw the network diagram. Activity Dependency Duration (days) A 5 B A 5 A 3 D B,C 5 E D 2 a. Fill in the ???" parts of the PERT chart. (1st and 2nd video) Activity: A Duration: 5 Activity: B Duration: ??? Activity: D Duration: 777 Activity: 722 Duration: 722 5 6 7 2 Activity: ??? Duration: 222 4 b. Fill in the "???" parts of the network diagram. (3rd video) ??? A ??? ??? C. Fill in the missing early start, early finish, late start, and late finish times in the diagram below. (4th video) ?? B ?? 5 5 ?? 0 A 5 10 D ?? ?? E ?? 0 5 5 10 5 ?? ?? 2 ?? 5 8 ?? 3 10 d. Using the diagram made in part c, what is the critical path and project duration? (4th video) e. Using the diagram made in part c, what is the slack time for each activity? (5th video)