3.1. Develop a production plan and calculate the company's annual costs, projected demand: for autumn - 10,000 units; short - 8000; for spring - 7000; for the summer - 12,000 pcs. At the beginning of autumn, the number of warehouse stocks was 500 units, the number of employees was 30 people. You plan to hire temporary workers at the beginning of the summer and fire them at the end of the summer. In agreement with the union, you have the opportunity to hire permanent workers in the winter or spring, in order to avoid non-fulfillment of orders at the end of the quarter. There were no overtime in the fall. The costs were as follows: $100 per temporary worker; $200 for each laid off worker; store each unit of stock in a quarter - $5; 10 units for each unit of outstanding orders; one hour of normal working time - $5; overtime - $8. Productivity per hour of work - 0.5 units, working day - 8 hours and in June (in season) - 60 working days.

3.2. Company Knives, owned by Jim, makes knives to order at the store. A qualified specialist of this company makes 10 knives of the famous Bowie series in one day. This company's mall sells an average of 5 knives a day. knives for every day. Knives employees prefer to produce only one type of knife, as it provides high productivity. They estimate that it costs $100 to switch from one type of knife to another. The inventory cost is estimated at $10 per knife per year. Knives and its retail store are open 250 days a year. What size would you recommend for Knives to make Bowie knives?