Answer with its Explanation:
On 20th of March, The replacement of transmission is not the maintenance cost as it is the replacement of asset within the delivery truck, hence it must be capitalized.
The Double entry would be:
Dr Delivery Truck 1,970
Cr Cash $1,970
On 11th of June, the installation of hydraulic lift is an addition of upgraded asset in the delivery truck hence it must be capitalized.
The Double entry would be:
Dr Delivery Truck $1,455
Cr Cash $1,455
On 30th of November, the changing of oil and air filer is repair and maintenance cost and hence must be treated as under:
Dr Repairs and Maintenance Expense $56
Cr Cash $56