Question: Problem 9-21 (Algorithmic) Consider the following project network and activity times (in days): Activity A B C D E F G Time 6 5 8
Problem 9-21 (Algorithmic)
Consider the following project network and activity times (in days):
| Activity | A | B | C | D | E | F | G |
| Time | 6 | 5 | 8 | 8 | 9 | 5 | 5 |
The crashing data for this project are as follows:
| Time (days) | Cost ($) | |||||
| Activity | Normal | Crash | Normal | Crash | ||
| A | 6 | 5 | 1000 | 1300 | ||
| B | 5 | 4 | 1600 | 2300 | ||
| C | 8 | 6 | 2200 | 2600 | ||
| D | 8 | 6 | 1600 | 1900 | ||
| E | 9 | 8 | 1800 | 2050 | ||
| F | 5 | 4 | 800 | 1200 | ||
| G | 5 | 4 | 900 | 1400 | ||
Find the critical path and the expected project completion time. If your answer is zero enter 0.
| Earliest | Latest | Earliest | Latest | Critical | ||||||||
| Activity | Start | Start | Finish | Finish | Slack | Activity | ||||||
| A | Yes | |||||||||||
| B | No | |||||||||||
| C | Yes | |||||||||||
| D | No | |||||||||||
| E | No | |||||||||||
| F | Yes | |||||||||||
| G | Yes | |||||||||||
- Critical Path: A-C-F-G Project Completion Time = days
- What is the total project cost using the normal times? $
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