Question: Activity Normal duration (weeks) Immediate predecessors # weeks that can be saved by crashing Extra cost to crash ($/week saved) A 5 - na na
| Activity | Normal duration (weeks) | Immediate predecessors | # weeks that can be saved by crashing | Extra cost to crash ($/week saved) |
| A | 5 | - | na | na |
| B | 7 | - | 1 | $1000 |
| C | 8 | A | 2 | $600 |
| D | 9 | A,B | 3 | $1500 |
| E | 10 | B | 2 | $800 |
| F | 10 | C,D | 4 | $2000 |
| G | 6 | D | 2 | $1800 |
| H | 8 | E | na | na |
What is the minimum number of weeks required to complete this project without crashing any of the activities?
How many weeks of slack does task A have?
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