1. Depreciation = (cost of asset - salvage value) / life of asset Depreciation = (82,000 - 16,000) / 12 = $5,500 per year
2. The book value at the end of the seventh year of use is
82,000−5,500×7years=43,500
3. Depreciation = (cost of asset - salvage value) / life of asset
Depreciation=(43,500−12,000)÷6
=5,250 per year