Hansen Controls has been awarded a contract for a large number of control panels. To meet this demand, it will use its existing plants in San Diego and Houston, and consider new plants in Tulsa, St$.$ Louis, and Portland. Finished control panels are to be shipped to Seattle, Denver, and Kansas City. Pertinent information is given in the table.

Shipping Cost to Destination:

Sources

San Diego

Houston

Tulsa

St$.$ Louis

Portland

Construction

Cost

$350,000$

$200,000$

$480,000$

Demand

Seattle

$5$

$10$

$9$

$12$

$4$

$3,000$

Denver

$7$

$8$

$4$

$6$

$10$

$8,000$

Kansas

City

$8$

$6$

$3$

$2$

$11$

$9,000$

Capacity

$2,$

$,500$

$2,500$

$10,000$

$10,000$

$10,000$