Question: Please solve from scratch and do not copy-paste from any existing solutions Problem #1 The durations and direct costs for each activity in the network

Please solve from scratch and do not copy-paste from any existing solutions

Please solve from scratch and do not copy-paste

Problem #1 The durations and direct costs for each activity in the network of a small project under both normal and crash conditions are given in the following table. a) Establish the least cost for accelerating the project to be completed within 96 days. b) Determine the optimum duration of the project assuming the indirect cost is LE 250/day. Normal Crashability Act. Description Predes. Cost Slope (LE) (days) 8 10 A B D E F G H J K L M N 0 P Preparation Move on to site A Obtain pipes | Obtain valves | Locate pipeline B Cut specials C Excavate trench E Prepare valve chambers C,G Layout joint pipes Fit valves D, F. H Concrete anchors I Backfill J. K Finish valve chambers J, K Test pipeline JK Clean up site L.N Leave site MO Time Cost 10 200 20 200 40 1800 28 500 8 150 10 100 30 3000 20 2800 24 1000 10 200 8 520 6 420 6 200 6 150 4 300 2 180 4 20 12 10 IC.G 4 1 1 3 2 40 180 50 65 80 80 60 40 70 2

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