Answer:
$26,300
Step-by-step explanation:
Depreciation Base is the total amount charged to expenses over an asset's useful life.
In Straight line method of Depreciation:
Depreciation Base = (Cost of Asset - Salvage Value)
Cost of Asset $28,000 + $200 + $125 + $500 + $475
Cost of Asset = $29,300
Depreciable Base = $29,300 - $3,000
Depreciable Base = $26,300