Question: Consider the following optimal solution to the maximal flow problem represented by the following Excel spreadsheet. Units Upper Net Supply/ Of Flow From To Bound
Consider the following optimal solution to the maximal flow problem represented by the following Excel spreadsheet.
| Units |
|
|
|
| Upper |
|
|
| Net | Supply/ |
| Of Flow | From |
| To |
| Bound |
| Nodes |
| Flow | Demand |
| 4 | 1 | A | 2 | B | 4 |
| 1 | A | ? | ? |
| 8 | 1 | A | 3 | C | 8 |
| 2 | B | ? | ? |
| 4 | 2 | B | 4 | D | 6 |
| 3 | C | ? | ? |
| 0 | 2 | B | 5 | E | 2 |
| 4 | D | ? | ? |
| 4 | 3 | C | 4 | D | 4 |
| 5 | E | ? | ? |
| 4 | 3 | C | 5 | E | 5 |
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|
|
|
|
| 8 | 4 | D | 5 | E | 9 |
|
|
|
|
|
| 11 | 5 | E | 1 | A | 999 |
|
|
|
|
|
What is the supply/demand value for node 3?
Select one:
a. 1
b. -1
c. 0
d. Binary
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