Standahl Air uses two measures of activity, flights and passengers, in the cost formulas in its budgets and performance reports. The cost formula for plane operating costs is $40,090 per month plus $2,699 per flight plus $9 per passenger. The company expected its activity in August to be 87 flights and 299 passengers, but the actual activity was 90 flights and 302 passengers. The actual cost for plane operating costs in August was $258,190. The plane operating costs in the planning budget for August would be closest to: Multiple Choice O $285,718 O $277,594 O $266,276 O o $258,190