Generalized network flow problem

john doe

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Dec 29, 2020
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Coal Bank Hollow Recycling specializes in collecting and recycling paper products. Collected used paper goes through recycling process 1 or 2,and then is used to produce paper pulp for newsprint,packaging paper,and print stock.Supply,demand,costs and yields are shown below.
Taking the raw materials through process 1 and process 2:
Using the material from process 1 and 2 to produce the final products: The company currently has 70 tons of newspaper, 50 tons of mixed paper, 30 tons of white office paper, and 40 tons of cardboard. She wants to determine the most efficient way of converting these materials into 60 tons of newsprint pulp, 40 tons of packaging paper pulp, and 50 tons of print stock pulp.
 

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