Destination $($Mills$)$

Supply

Mill A

$($Chicago$)$

Mill B

$($St$.$ Luis$)$

Mill C

$($Cincinnati$)$

Source

$($Grain elevator$)$

Source I

$($Kansas City$)$

$5$

$7$

$8$

$350$

Source II

$($Lincoln$)$

$6$

$9$

$9$

$450$

Source III

$($Iowa City$)$

$4$

$5$

$10$

$600$

Demand

$300$

$550$

$550$

$1400$

Note: Balanced problem since supply matches the demand

Find the Transportation Cost $($North$-$West method$)=$

$11,650$

$9,200$

$9,300$

$9,050$