Example 2: For the given project Activity Depends Normal Crash Normal Crash cost upon time time cost A 7 3 3000 3600 B A 8 7 1700 2000 C A 10 6 2200 2400 D A 5 2 2400 3000 E B, C, D, A 7 3 1900 2500 F C, D, A 5 4 800 1000 G E, F, A, B, 3 1 500 900 C, D 1. The duration that I can decrease so that the direct cost of crashing does not exceed 400$ 2. The direct cost of decreasing the project duration by six days is 3. The min. duration of the project 4. The direct cost of the project at min. duration is