| Exam Board | Edexcel |
|---|---|
| Module | D1 (Decision Mathematics 1) |
| Year | 2004 |
| Session | January |
| Topic | Network Flows |
| Basic variable | \(x\) | \(y\) | \(z\) | \(r\) | \(s\) | \(t\) | Value |
| \(s\) | 3 | 0 | 2 | 0 | 1 | \(- \frac { 2 } { 3 }\) | \(\frac { 2 } { 3 }\) |
| \(r\) | 4 | 0 | \(\frac { 7 } { 2 }\) | 1 | 0 | 8 | \(\frac { 9 } { 2 }\) |
| \(y\) | 5 | 1 | 7 | 0 | 0 | 3 | 7 |
| P | 3 | 0 | 2 | 0 | 0 | 8 | 63 |