number of airplane flight hours are as follows: Resource Airplane depreciation: High Low Fuel: Airplane Flight Hours Total Cost 44,000 $ 18,600,000 28,000 $ 18,600,000 High 44,000 445,896,000 Low 28,000 283,752,000 Airplane maintenance: High 44,000 15,944,000 Low 28,000 12,184,000 Required: If required, round calculations and answers to nearest dollar. 1. Develop an annual cost formula for airplane depreciation. Total annual cost of airplane depreciation = Develop an annual cost formula for fuel. 12 x ($18,200,000 X )