b) For the set of tasks given below, do the following: Task Time Predecessors (sec) AB CDE 80 -- 25 A 35 A 20 B, C 50 C F 70 E G 45 D 25 G | 15 G J 40 F, H, I a) Draw the precedence diagram. b) Determine the cycle time. c) Determine the minimum number of stations needed. (2 marks) (2 marks) (2 marks) d) Assign tasks to workstations based on greatest number of following tasks. Use longest processing time as a tiebreaker. e) Compute the efficiency of the process (12 marks) (2 marks)