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8 Your company is planning to air a number of television commercials during the ABC television network's presentation of the Academy Awards, ABC is charging your company $725,000 per 30-second spot. Additional fixed costs (development and personnel costs) amount to $400,000, and the network has agreed to provide a discount of D(x)=25,000w x for x television sports Compute marginal cost C'(5) and average cost (5). a) Marginal Cost at C'(5) b) Average Cost Cls) 9 Calculate the average rate of change of the given function (Inflation%)) over the interval 1.4 2 3 4 123 6 TO 7.5 5 7 8 -9 30 51 32 83 0 35 36 37 38(Round your answer to two decimal places) 90 91 92 888888888888 10 The Thoroughbred Bus Company finds that its monthly costs for one particular year were given by Cl) = 100 +r? dollars after months. After months, the company had PC) - 1,000+ - passengers per month. How fast was its cost per passenger changing after 4 month? Round your answer to the nearest cent. 2. 50.29 per month b. 30.01 per month c.50 21 per month d. SO 46 per month 50.07 per month 99 100