Vulcan Flyovers offers scenic overflights of Mount Saint Helens, the volcano in Washington State that explosively erupted in 1982. Data concerning the company's operations in July appear below: 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.)