1. There are 2 truck producing firms in the market. # of trucks Total cost Marginal cost Firm A and B A B A B 0 20 20 1 50 40 2 70 80 3 100 130 30 50 4 150 190 50 60 5 220 260 70 70 a) Fill in the marginal cost for firm A and B. What is the fixed cost for both firms? b) What is the cheapest way to make 5 trucks? 8 trucks? c) What would the price have to be in this competitive market for these two firms to produce a total of 3 trucks? And a total of 7 trucks? d) Which firm looks like the low-cost producer? Would it be a good idea to shut down the high-cost producer? Use numerical examples to justify your