- A machine was bought 12 years ago.
- Since ten year depreciation was used, the machine’s book value turns to be zero now.
- A new machine is being considered to replace this machine.
- In the case of buying the new machine, the seller would take the existing machine out without any expenses.
- The new machine’s cost is 250,000 baht and the machine life and salvage value are expected to 10 years and zero.
- By using the new machine, it is expected to have revenue increased by 20,000 baht per year and expenditure decreased by 10,000 baht per year.
- The straight-line method is used to calculate depreciation.
- Should the existing machine be replaced by the new machine if tax rate is 40% and after-tax MARR is 5% per year?