answer this rightly please please, also explain each part why u used that way thanksssss (asap please)

Treadwell Co. uses the units of activity method for depreciation of its delivery vehicle. It paid $60,000 for the vehicle and expects to use it for 5 years before trading it in on a new one. The car dealer has agreed to buy it back for $5,145 if it has less than $200,290 km wich is within Treadwells expectation of km per year on the vehicle. In year 1 the truck logged 38,000 km on the odometer. In year 2 the actual mileage was 28,000 km. In year 3 the actual mileage was 55,000 km. In year 4 the actual mileage was 33,000 km and in year 5 the actual mileage is reaching 20,000 km and there are less than 90 days until the end of the year. Round your answer to the nearest dollar (no cents).

Required 1: What depreciation expense will Treadwell Co record in year 2? $

Required 2: What depreciation expense will Treadwell Co record in year 3? $

Required 3: What depreciation expense will Treadwell Co record in year 4? $

Required 4: What accumulated depreciation will Treadwell Co report at the end of year 2? $

Required 5: What accumulated depreciation will Treadwell Co report at the end of year 3? $

Required 6: What accumulated depreciation will Treadwell Co report at the end of year 4? $