Normal Time Activity Predecessor (weeks) Normal Cost Crash Time (weeks) Crash Cost A 16 100 6 100 B 8 200 18 200 C A 4 200 2 800 D B 10 1000 5 4000 E B 8 500 7 1500 F E 10 1500 6 3500 G C, D 8 800 5 2000 Table 3 Using Table 3, a. What is the normal duration and cost of the project? b. What is the critical path? d. Suppose you wanted to complete the project one weeks earlier than under normal conditions. What activity(ies) would you have to speed up. How much would it add to the cost of the project? e. Under crash conditions: what is the earliest the project can be completed; what is the maximum it will cost to complete it in this time