Month

Demand

Production

Hire

$($Units$)$

Layoff

$($Units$)$

Ending Inventory

Stockouts

$($Units$)$

$1$

July

$1300$

$$

$1300$

$$

$0$

$$

$0$

$$

$0$

$$

$0$

$2$

August

$1150$

$$

$1300$

$$

$0$

$$

$0$

$$

$150$

$$

$0$

$3$

September

$1100$

$$

$1150$

$$

$0$

$$

$150$

$$

$200$

$$

$0$

$4$

October

$1600$

$$

$1100$

$$

$0$

$$

$50$

$$

$0$

$$

$300$

$5$

November

$1900$

$$

$1600$

$$

$500$

$$

$0$

$$

$0$

$$

$300$

$6$

December

$1900$

$$

$1900$

$$

$300$

$$

$0$

$$

$0$

$$

$0$

Part $5$

The total hiring cost$=$$

$$

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