gu

44 Logic Problem #2: The Mysterious Network Diagram A project manager discovers that his team has neglected to complete the network dia- gram for the project. The network diagram is shown below. However, the project man- ager has some information available, specifically that each activity, labeled A-G, has a different duration between one and seven weeks. Also, the slack time for each of the activities is known as shown below. Duration (weeks): 1, 2, 3, 4, 5, 6, 7 Slack time (weeks): 0,0,0.2, 4.4,7 | START FINISH Using the clues provided below, determine the duration of each activity as well as the early start, early finish, latest start, and latest finish times for each activity, Clues 1. Activity E is on the critical path. 2. The early start time (ES) for Activity F is five weeks. 3. The duration of Activity B is seven weeks. 4. Activity D has four weeks of slack, but Activity F has the greatest amount of slack. 5. The early finish time (EF) for Activity G is 17 weeks. 6. The latest finish time (LF) for Activity E is 13 weeks. Activity Duration Early Start Early Finish Latest Start Latest Finish B c D E G