Computers R Us, is a manufacturer of computer keyboards. The requirements over a typical six-month period are as follows;

Demand per month.

1: 600

2: 600

3: 450

4: 750

5: 900

6: 300

The current workforce level is 4 workers. Production rate is 150/worker/month.

The following costs apply:Wages = $2,000/worker/month Hiring cost = $200/worker Layoff Cost = $250/worker Inventory holding cost = $1/unit/month Back ordering cost = $2/unit/month

What would be the production rate per month for a level strategy?