Answer:
Following are the responses to the given question:
Step-by-step explanation:
For point a:
patent cost
Start dividing by the useful life =8
Amortization per year
Amortization for 3 years=
3 Year end-of-year book value=
The cost of a lawsuit has been added
Year 4's book value
Multiply by the useful life
Year 4 patent amortization cost
For point b:
Amortization expense 50800
Patent 50800