a) What is the marginal revenue… Show more Use the information in each scenario alone to answer each question. a) What is the marginal revenue of a firm that sells a product at the price of $15 and the price elasticity of demand for the product is -2? b) What is the price elasticity of demand of a firm that sells a product for $20 and marginal revenue is $12? c) Use the following demand function to determine the revenue maximizing price and quantity, Q=2500-5.5P. • Show less