Class work Depends Normal Crash Activity on Time Cost Time Cost A 6 days $700 4 days $800 B 4 days 400 4 days 400 C 5 days 650 5 days 700 D A 8 days 625 6 days 700 E B 10 days 200 9 days 350 F B 7 days 500 7 days 700 G C 3 days 600 3 days 600 H D, E 6 days 300 5 days 400 I F, G 7 days 350 6 days 425 Using the time-cost trade-off method a) how much you can compress this project to and what will be the total cost of the project? b) What is the optimal duration of the project