Cost Item Cost Cost Behavior Amount Broadcast Hours during Month Production crew Variable July $4,992 390 September 7,808 610 Supervisory employees Fixed July 4,900 390 September 4,900 610 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 What will be the cost per broadcast hour in December for each of the cost items? (Round your answers to 2 decimal places.) Cost Item Production crew Supervisory employees Cost per Broadcast Hour in December per hour per hour