Biaya
| Detroit | St. Louis | Chicago | Nortfolk | Supply | |
| A. Bethlehem | 14 | 9 | 16 | 18 | 150 |
| B. Birmingham | 11 | 8 | 7 | 6 | 210 |
| C. Gary | 16 | 12 | 10 | 22 | 320 |
| Demand | 130 | 70 | 180 | 240 |
Northwest Corner
| Detroit | St. Louis | Chicago | Nortfolk | Dummy | Supply | |
| A. Bethlehem | 130 | 20 | 150 | |||
| B. Birmingham | 50 | 160 | 210 | |||
| C. Gary | 180 | 80 | 60 | 320 | ||
| Demand | 130 | 70 | 180 | 240 | 60 |
Maka
X1a = 130
X1b = 20
X2b = 50
X2d = 160
X3c = 180
X3d = 80
Dummy = 60
Zmin = 14.130 + 9.20 + 8.50 + 6.160 + 10.180 + 22.80 = 6920































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