Vulcan Flyovers offers scenic overflights of Mount St. Helens, the volcano in Washington State that explosively erupted in 1982. Data concerning the company's operations in July appear below: Vulcan Flyovers Operating Data For the Month Ended July 31 Actual Flexible Planning Results Budget Budget Flights (q) 58 56 58 16,300 $20,590 $19,880 Revenue ($355.00q) Expenses Wages and salaries ($3,400 $92.00q) 8,692 8,736 8,552 Fuel ($32.00q) 2,022 1,856 1,792 Airport fees ($870 $31.00q) 2,558 2,668 2,606 522 504 Aircraft depreciation ($9.00q) 522 476 308 306 Office expenses ($250 $1.00q) Total expense 14,270 14,090 13,760 2,030 $6,500 6,120 Net operating income The company measures its activity in terms of flights. Customers can buy individual tickets for overflights or hire an entire plane for an overflight at a discount