Question 18 1 pts Fly-High Air uses two measures of activity in the cost formulas in its budgets and performance reports. Those are flights and passengers, Fly-High has airplane fixed operating costs of $40,000 per month Variable flight costs are $2,000 per flight plus $30 per passenger. Fly-High expected its activity in June to be 76 flights and 238 passengers. The actual activity was 75 flights and 239 passengers. The actual cost for plane operating costs in June was $198.000. The spending variance for plane operating costs in June would be closest to: $1,970 Favorable $830 Favorable $830 Unfavorable $1,970 Unfavorable