Widget producer develops 4 month aggregate plan. Demand and capacity (in units) are forecast below
CAPACITY SOURCE Month 1 Month 2 Month 3 Month 4
Labor
Regular time 235 255 290 300
Overtime 20 24 26 24
Subcontract 12 15 15 17
Demand 255 294 321 301
The cost of producing each widget is $985 on regular time, $1310 on overtime, and $1500 subcontract. Carrying cost is $100 per unit per month. There is no beginning or ending inventory in stock and backorders are not permitted. Set up production plan that minimizes cost using transportation method.