Answer:
$133,600
Explanation:
Straight line depreciation expense = (cost of asset - salvage value) / number of year
Cost of asset = $340,000 + $14,000 + $40,000 = $394,000
($394,000 - $60,000) / 5 = $66,800
The amount of accumulated depreciation at December 31, 2018 = $66,800 x 2 = $133,600