OR

OR

Question 23: The following table gives data on normal time cost and crash time-cost for roject: Activity NormalTime (days) La Crash Time (days) Cost) 600 1-2- 1-3 Costa) 11,000 600 500 2,000 1.500 2-5 3-4 450 900 1650 2,000 : 800 at 5-6 400 450 3,000 1,000 800 6-7 The indirect cost per day is 100. (1) Draw the network and identify the critical path. (2) What is the normal project duration and associated cost? (3) Crash the relevant activities systematically and determine the optimum project completio time and cost