i. Find the minimum possible completion time of the project by considering the crashed completion times and the minimal total cost of that crashing the project.

II. Highlight the critical and non-critical activities of the finally completed project by taking into account the crashed times of activities.

(Do it on papers)

Activity Preceding Activity Crashed Completion time (week) Crashed Cost per week A B D E F Normal Completion Time (week) 5 6 7 6 8 9 4 4 5 5 8 7 $500 $600 $800 $900 A B, C B D, E $400