Vulcan Flyovers Operating Data  Vulcan Flyovers offers scenic overflights of Mount St

Vulcan Flyovers Operating Data 
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:
For the Month Ended July 31 Actual Results Flexible Budget Planning Budget Flights (q) 61 61 59 Revenue ($350.00q) $ 16,300 $ 21,350 $ 20,650 Expenses: Wages and salaries ($3,600 + $87.00q) 8,873 8,907 8,733 Fuel ($30.00q) 2,000 1,830 1,770 Airport fees ($870 + $34.00q) 2,804 2,944 2,876 Aircraft depreciation ($9.00q) 549 549 531 Office expenses ($210 + $1.00q) 439 271 269 Total expense 14,665 14,501 14,179 Net operating income $ 1,635 $ 6,849 $ 6,471 
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. 
Prepare a flexible budget performance report for July that includes revenue and spending variance and activity varinaces.