project management

3.1 Using the network and information in Figure 3.1 and Table 3.1 below, answer the following questions. a) b) Calculate the crash cost per day (stope) for all the activities. (2 marks) What activities should be crashed to meet project dateline of 18 days? Show your detail workings. (6 marks) What is the total cost for project completion of 18 days? (2 marks) What is the shortest possible project duration for this project (when activities are crashed)? Show workings. (2 marks) d) E B 04 D Figure 3.1 Activity Table 3.1(a) Duration (normal) ES 5 0 EF LS LF 5 0 5 B 9 5 14 6 15 3 5 8 5 8 D 7 8 15 8 15 E 5 15 20 15 20 Critical path is A-C-D-E Table 3.1(b) Activity Crash Time Crash Cost Normal Time Normal Cost A 4 300 5 200 B 8 540 9 500 2 180 3 100 D 5 250 7 150 E 5 200 5 200 Total 1470 1150 Note : Partial crash allowed. Costs are in RM and time in days