Answer:
1.
Oil change expense $280 Dr
Cash $280 Cr
2.
Delivery Truck Account $600 Dr
Cash $600 Cr
Explanation:
1.
The cost incurred to cover the day to day expenses related to an asset which does not increase the asset's useful life or benefit but merely maintains them are recorded as revenue expenditure. Such expenses are charged as expenses to the income statement. The cost incurred for oil change which is for maintenance purpose is a revenue expenditure.
2.
The cost incurred for capital expenditure is added to the cost of the asset and systematically charged to the income statement using the depreciation. Any expense that will increase the life or operating efficiency and benefit form a fixed asset is a capital expenditure and is capitalized by adding it to the cost of the asset. So, installation of a special gear unit giving increased efficiency is a capital expenditure.