Jogawa Steel Company (T SC) manufactures structural beams of a standard length. The strength of beam depends on its weight, and industry standards specify eight beam weights ranging from 50 pounds to 750 pounds. If a customer requests a given strength, then TSC may meet the demand by substituting the heavier beam. Category 2 3 1 4 5 Weight 50 100 150 200 250 For every 6 8 7 400 500 750 Demand 1,000 2,000 400 800 1,000 500 200 100 UCIllallUCU allU I-Ile Uealll buppneu, IIIUILIPIICU