The table below itemizes several assets. Assume in all cases that the asset€™s first and last years are full years and all assumptions and estimates used to derive depreciation remain unchanged throughout the assets€™ useful lives.

Required:
For each asset, calculate the depreciation expense for the first, third, fifth, and last years of useful life.

Machine A Machine B Machine C 59,000,000 Cost Estimated residual value Estimated total unit of production over useful life Actual production-Year I Actual production-Year 3 Actual production- Year 5 Acrual production-Final year S1,400,000 $2,400,000 $600,000 6,000,000 units500,000 units $90,000 $300,000 1.400,000 units 25,000 units 100,000 units 600,000 units60,000 units100,000 units 35,000 units 100,000 units 350,000 units 62,000 units 100,000 units 750,000 units 900,000 units