The price p and the quantity x sold of a small at-screen television set obeys the demand equation below. a) How much should be charged for the television set if there are 80 television sets in stock? b) What quantity x will maximize revenue? What is the maximum revenue? c) What price should be charged in order to maximize revenue? p= -.15x+330 a) What should be charged for the units in stock? $ 318 (Round to the nearest cent as needed.) b) What quantity will maximize the revenue? 181500 television sets