Ram Roy’s firm has developed the following supply, demand,cost, and inventory data.
Supply Available
Period
Regular Time
Overtime
Subcontract
Demand Forecast
1
30
15
15
50
2
35
15
15
55
3
30
15
15
45
Initial inventory
30
units
Regular-time cost per unit
$100
Overtime cost per unit
$150
Subcontract cost per unit
$200
Carrying cost per unit per month
$4
Assume that the initial inventory has no holding cost in thefirst period and backorders are not permitted.
Allocating production capacity to meet demand at a minimum costusing the transportation method, the total cost is
$_____
(enter your response as awhole number).
Expert Answer
Use the following transportation formulation in Excel to findthe optimal solution.

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