1. Find the project expected completion time. * 15 12 10 None 2. The crashing cost per activity of A is: * 50 100 None 75 3. The crashing cost per activity of D is: * 75 100 None 50 4. The number of crashing of activity C is: * 3 None 1 2 5. To crash the project by one week which activity must be crashed: * None A B D 6. To crash the project by one more week activity which activity must be crashed: * D A B None 7. To crash the project by one more week activity which activity must be crashed: * A F B None 8. To crash the project by one more week activity which activity must be crashed: * A A & B None C 9. To crash the project by one more week activity which activity must be crashed: * A C & E C & F None 10. The total project cost after crashing is: * $10925 None $600 $11525

Problem 2-Project Crashing A project has the following data: Activity Predecessor Normal Crashing Normal Crashing Time Time Cost Cost A 5 4 1725 1800 B 4 3 2000 2075 A,B 3 2 2100 2200 D 4 2 1000 1100 E B 6 4 2000 2300 F DE 3 2 2100 2200