Question: Table given below shows the precedence relations, activity time under normal condition, activity time when activity is crashed, cost under normal condition, and cost when

Table given below shows the precedence relations,

Table given below shows the precedence relations, activity time under normal condition, activity time when activity is crashed, cost under normal condition, and cost when activity is crashed. You are asked to crash this project by 3 weeks from the normal completion time. Write down i. What activities must be crashed and by how many weeks. ii. The minimum cost to crash the project by 3 weeks. Time (weeks) Cost ($) Activity Immediate Predecessor(s) Normal Crash Normal Crash A 2 2 12000 12000 B A 5 4 15000 17500 A 5 3 18000 20000 D B, C 6 4 25000 28000 E B 5 4 12000 14000 F B 3 1 10000 13000 G C D 3 32000 33000 H E, F 4 2 15000 19000 4

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