Task A has no immediate predecessor
Task B has no immediate predecessor
Task C has B immediate predecessor
Task D has A,C immediate predecessor
Task E has E immediate predecessor
Task F has D,E immediate predecessor
Task G has D,F immediate predecessor
A) construct gantt chart b) how soon the project is be completed? If duration is 5,2,2,4,6,3 and 5 respectively
C) construct the project network for the project d) find earliest ,latest time and slack for each activities