Table 7.8 contains data for the installation of imported generators from Germany in your office premises in Nigeria. The indirect costs are €200 per week, and a penalty cost of €900 per week will be incurred by your company for every week the project is delayed beyond week 50 days.
a. What is the shortest time duration for this project regardless of cost?
b. What is the total cost associated with completing the project using "normal" times?
c. What is the total time of the minimum-cost schedule?

Activity A B C D E F G Immediate Predecessor(s) A B C D, E E Normal Time (days) 10 10 17 17 7 30 17 Crash Time (days) 5 10 6 12 7 20 12 Normal Cost () 700 300 1,200 1,200 800 500 900 Crash Cost () 1,000 300 4,000 2,800 800 1,500 1,800