WMEJ is an independent television station run by a major state university. The station's broadcast hours vary during the year depending on whether the university is in session. The station's production-crew and supervisory costs are as follows for July and September. Cost Item Production crew Cost Cost Behavior Amount Variable Broadcast Hours during Month July $4,875 390 September 8,000 640 Supervisory employees Fixed July September 5,000 390 5,000 640 Required: 1. Compute the cost per broadcast hour during July and September for each of these cost items. 2. What will be the total amount incurred for each of these costs during December, when the station's activity will be 420 broadcast hours? 3. What will be the cost per broadcast hour in December for each of the cost items? Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Compute the cost per broadcast hour during July and September for each of these cost items. (Round your answers to 2 decimal places.) Cost per Broadcast Hour Cost Item Production crew Supervisory employees July per hour per hour September per hour per hour