The demand function for the Washington Post is q ( p ) = ( p + 4 ) − 3 . The initial price of the Post is p = 2 . Fill the blanks and round your answer to the nearest whole integer e.g. write x, not x.0 as an answer. What is the price elasticity of the Post at the initial price level? What is the marginal revenue of the Post at the initial price level? What is the revenue maximizing price of the Post?