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 Results 53 Flexible Planning Budget Budget 53 Flights (9) $ 16,400 $ 18,815 $ 18,105 Revenue ($355.009) Expenses: Wages and salaries ($3,600 + $85.009) Fuel ($32.009) Airport fees ($850 + $34.009) Aircraft depreciation ($9.009) Office expenses ($210 + $1.009) Total expense Net operating income 8,075 8,105 7,935 1,862 1,696 1,632 2,537 2,652 2,584 477 477 459 431 263 261 13,382 13,193 12,871 $ 3,018 $ 5,622 $ 5,234 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. Required: 1. Prepare a flexible budget performance report for July that includes revenue and spending variances and activity variances. (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Input all amounts as positive values.) Vulcan Flyovers Flexible Budget Performance Report For the Month Ended July 31 Flexible Budget Actual Results Planning Budget 51 Flights 53 53 Revenue $ 16,400 $ 18,815 $ 18,105 Expenses: Wages and salaries Fuel 8,075 8,105 7,935 1,862 1,696 1,632 2,537 2,652 2,584 Airport fees Aircraft depreciation 477 477 459 Office expenses 431 263 261 Total expense 13,193 13,382 3,018 12,871 5,234 Net operating income $ $ 5,622 $