Problem 10: Given time Task Precedence Relation a m b None 9 12 15 B None 5 9 13 A 8 10 12 D B 7 9 17 E B 18 23 34 F A 9 9 15 G 30 35 40 H D 35 39 49 I A 12 15 18 J E,G,H 3 3 9 K FIJ 7 9 11 What is the chance of completing the project by 70 and 78 time units? 11 Problem 11: Given time Task Precedence Relation a m b A None 0.5 1 2 B A 1 2 3 A 1 3 5 D B 3 4 5 E 2 3 4 F 3 5 7 G D.E 4 5 6 H F 6 7 8 I GH 2 4 6 J G H 5 6 8 K I 1 2 3 L 7 J 3 5 What is the chance of completing the project by 25 and 30 time units? 12