Total Cost Normal Time Crash Time Normal with Immediate Activity (weeks) (weeks) Cost Crashing Predecessor(s) A 4 3 $2,100 $2,750 BC 2 1 $2,300 $3,000 3 3 $750 $750 D 8 4 $2,300 $2,620 A 6 3 $800 $1,175 B F 3 2 $3,400 $4,800 C G 4 2 $1,600 $2,200 D, E a) Based on the given information regarding the activities for the project, the project length = 16 weeks. b) The total cost required for completing this project on normal time = $13250 c) For reducing the duration of the project by one week, the activity that should be crashed first is activity D The cost of the project based on the first activity selected for crashing will increase by $ 80 d) The maximum weeks by which the project can be reduced by crashing = 7 weeks. Total cost of crashing the project to minimum (or maximum weeks possible) = $