Suppose Spectra is the only cable TV provider in a city. The table below shows the market demand schedule and the firm's total costs. Question 3 Price Quantity Total cost ($/month) (subscribers) ($/month) 66 3,500 257,250 62 4,500 275,250 58 5,500 295,250 54 6,500 317,250 50 7,500 341,250 46 8,500 367,250 42 9,500 395,250 Homework Unanswered Spectra's marginal revenue from subscribing the 6,000th customer is $. Type your numeric answer and submit Question 4 Homework Unanswered Spectra's optimal number of subscribers is Type your numeric answer and submit Unanswered 2 attempts left Question 5 Homework Unanswered Spectra's profit-maximizing price is $ Type your numeric answer and submit Unanswered 2 attempts left Submit Submit Question 6 Homework Unanswered Spectra's ATC at the optimal level of output is $. Type your numeric answer and submit Unanswered 2 attempts left Question 7 Homework Unanswered Spectra's economic profit per subscriber is $. Type your numeric answer and submit Unanswered2 attempts left Submit Submit