نص أصلي - انجليزي - The product is instantaneously shipped to the...

The product is instantaneously shipped to the company's only customer according to the unit shipping costs given in table 5.64.
If a unit is produced and shipped during period 1 it can still be used to meet a period 2 demand.but a holding cost of 13$ per unit in inventory is assessed. At the end of period 1 , at most 600 units can be held in inventory. Demands are as follows: 900 in period 1,1100 in period 2. Determine how to minimize the cost of meeting all demands on time.