the university athletic department has been asked to host a professional basketball game at the campus sports center. Fencing match schedule and rental cost of gym is 200. The game will require 20 hours of labor to prepare the building. Clean up is 2 min per spector, at 8 dollars per hour. Utilties will be 500 greater if the basketball game is held.

the variable cost of having one more spectator

the opportuniiy cost of allowing the basketball team to the sports center for 10,000 spectators

the opportunity cost of allowing 12,000 spectators