You run a hospital with 100 rooms. Fixed daily cost is $897.00
which includes staff salary, property charges, maintenance etc.
Variable cost per room is $15.00 which includes cleaning, equipment
rentals, utility cost etc. which is incurred only when the room is
full. You charge $66.00 per room per day. You sold 47.00 rooms
today, how much profit/loss did you earn for today.