Burger Chef acquired a delivery truck on March 1, 2024, for $35,400. The company estimates a residual value of $1,400 and a fiveyear service life It expects to drive the truck 85,000 miles. Actual mileage was 13,900 miles in 2024 and 13,200 miles in 2025 Calculate depreciation expense using the activity-based method for 2024 and 2025, assuming a December 31 year-end. (Do not round intermediate calculations.)