The Carry-Haul Truck Rental firm has accumulated extra trucks at three of its truck leasing outlets, as shown:

Leasing Outlet                               Extra Trucks
1. Toronto .............................................. 70
2. Montreal ........................................... 115
3. Windsor ........................................... 60
............................................................. 245

The firm also has four outlets with shortages of rental trucks, as follows:

Leasing Outlet                         Truck Shortage
A. North Bay ...................................... 80
B. Moncton ........................................ 50
C. Quebec City ................................. 90
D. Ottawa ......................................... 25
.......................................................... 245

The firm wants to transfer trucks from the outlets with extras to those with shortages at the minimum total cost. The following costs of transporting these trucks from city to city have been determined:

Solve this problem.

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to from B $ 70 $ 90 $60 1. $100 2. 120 80 50 40 3. 110 140 120 70