Assignment:
Six jobs are to be processed through a two-step operation. The first operation involves sanding, and the second involves painting. Processing times are as follows:
| Job |
Operation 1 (Hours) |
Operation 2 (Hours) |
| A |
10 |
5 |
| B |
7 |
4 |
| C |
5 |
7 |
| D |
3 |
8 |
| E |
2 |
6 |
| F |
4 |
3 |
Determine a sequence that will minimize the total completion time for these jobs. Illustrate graphically.
Provide complete and step by step solution for the question and show calculations and use formulas.