Rooney Entertainment sponsors rock concerts. The company is considering a contract to hire a band at a cost of $90,000 per concert. Required a. What are the total band cost and the cost per person if concert attendance is 15,000, 15,500, 16,000, 16,500, or 17,000? b. Is the cost of hiring the band a fixed or a variable cost? Complete this question by entering your answers in the tabs below. Required A Required B What are the total band cost and the cost per person if concert attendance is 15,000, 15,500, 16,000, 16,500, or 17,000? (Round "Cost per person" answers to 2 decimal places.) 15,000 15,500 16,000 16,500 17,000 Number attending Total cost of concert Cost per person Required A Required Complete this question by entering your answers in the tabs below. Required A Required B Is the cost of hiring the band a fixed or a variable cost? Since the cost of hiring a band remains at regardless of the number attending, it is a