1 Activity Predecessors Duration (days) No. of compressors needed A - 3 6 B A 2 1 C B 5 5 D B 4 2 E C 9 4 F C, D 2 4 G E, F 1 6 Consider a project with 7 activities as represented in table 1 above. The predecessors of each activity and the duration of the activities are given. The number of compressors (consider it as a resource) required by each activity is also listed. The organization has only 6 compressors available for the project. Table 2 below represents the Gantt chart of the project. Table 1 Activity Duration (days) No. of compressors needed 1 2 3 4 5 6 7 8 9 10