Bustillo Company operates sight-seeing buses. Management has identified two cost drivers-the number of buses in operation and the number of passengers served -that it uses in its budgeting and performance reports. Data concerning the company's cost formulas appear below: Cost per Bus $ 476 Cost per Passenger $ Vehicle operating costs Advertising Administrative costs Insurance Fixed Cost per Month $ 6,800 $ 2,500 $ 5,300 $ 3,900 $ 38 $ 1.5 For example, vehicle operating costs should be $6,800 per month plus $476 per bus plus $3 per passenger. The company's sales revenue should average $35 per passenger. In July, the company operated 47 buses and served a total of 3,200 passengers. How much is the company's flexible budget operating income for July? Multiple Choice $29,172 O O $54,942 $73,228 O O $57,058