A network diagram between five locations is shown. The left$-$hand side of the graph is labeled "Supplies" and lists Jefferson City and Omaha. The right$-$hand side of the graph is labeled "Demands" and lists Des Moines, Kansas City, and St$.$ Louis. Lines are shown between various locations. The following list contains the numbers placed on the graph.

Jefferson City: $40$

Omaha: $35$

Des Moines: $25$

Kansas City: $20$

St$.$ Louis: $30$

Jefferson City$$Des Moines: $14$

Jefferson City$$Kansas City: $9$

Jefferson City$$St$.$ Louis: $8$

Omaha$$Des Moines: $8$

Omaha$$Kansas City: $11$

Omaha$$St$.$ Louis: $25$

Incorrect: Your answer is incorrect.

Omaha$$St$.$ Louis