Question: Activity Pred. Normal duration (day) Crash duration (day) Normal cost ($) Crash cost ($) A - 5 4 412 616 B - 6 4 223
| Activity | Pred. | Normal duration (day) | Crash duration (day) | Normal cost ($) | Crash cost ($) |
| A | - | 5 | 4 | 412 | 616 |
| B | - | 6 | 4 | 223 | 411 |
| C | A | 7 | 5 | 502 | 680 |
| D | B | 3 | 1 | 117 | 515 |
| E | C,D | 4 | 2 | 312 | 632 |
a) Draw the AOA diagram and find the project cost.
b) Find the optimal cost. Show the crash analysis on the network step by step. Overhead cost = 200 $/day. Discuss the results.
c) Draw the cost-duration graphic
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