Based on the data provided here, calculate the items requested: Annual depreciation Current year's loan interest Insurance Average gasoline price Parking/tolls $3,000 $ 710 $ 860 $ 3.50 per gallon $ 660 Annual mileage Miles per gallon License and registration fees Oil changes/repairs 14,640 24 $ 125 $ 730 a. Calculate total annual operating cost of the motor vehicle. Total variable cost Total fixed cost Total annual operating cost $ $ 2,135 6,085 8,220 b. Calculate operating cost per mile. (Round your answer to 2 decimal places.) Operating cost per mile $ 0.56