08:37 8 Silent Mode { ENM260 _ At 4(1) each flight? ) 30of3 allLTE( %) (6) nown that planes are carrying an average of 80% of their capacity of passengers. Calculate the profit (or loss) realised at 80% capacity and R450 per ticket? Question 3 4) [22] 3.1 You have been appointed Project Leader of a project to be undertaken by your company. You have identified the following tasks and made the following time eslimates for each task as listed in the lable below: Task Duration (Days) Predecessor A 6 B 10 c 5 A D 14 A E 20 B F 4 Cc G 2 o H 21 E I 17 E J 11 G K 30 1 [t 40 | FHJK Use the above-mentioned information to do the following: a) Develop a project-network diagram. b) Demonstrate all the paths through the diagram, and their duration. ) Demonstrate the critical path and the duration TOTAL MARKS: 50 UNISA 2023 (10) 8) 2) [20]