Problem:
A company is considering purchasing factory equipment that costs $320,000 and is estimated to have no salvage value at the end of its 8-year useful life. If the equipment is purchased, annual revenues are expected to be $90,000 and annual operating expenses exclusive of depreciation expense are expected to be $40,000. The straight-line method of depreciation would be used.
Required:
Question: What would be the cash payback period on the equipment?
Note: Please show how to work it out.