table below, which shows normal and crash (speeded up) activity duration and cost values for one of the work packages in the project. Activity Normal duration (months) Normal cost () Crash duration (months) Crash cost () A-B 6 100,000 4 120,000 A-C 2 150,000 2 150,000 A-D 2 200,000 1 300,000 B-E 5 50,000 4 80,000 C-E 3 40,000 2 140,000 C-G 1 20,000 1 20,000 D-E 3 150,000 2 250,000 E-F 2 30,000 1 40,000 E-G 6 90,000 5 170,000 F-H 1 150,000 1 150,000 G-H 7 200,000 6 240,000 H-I 2 100,000 1 250,000 H-J 6 40,000 5 110,000 H-K 1 400,000 1 400,000 I-L 3 100,000 2 200,000 J-L 5 20,000 4 80,000 K-L