Please Help!

Santana Rey is considering the purchase of equipment for Business Solutions that would allow the company to add a new product to its computer furniture line. The equipment is expected to cost $240,000 and to have a five-year life and no salvage value. It will be depreciated on a straight-line basis. Business Solutions expects to sell 100 units of the equipment's product each year. The expected annual income related to this equipment follows. Required: (1) Compute the payback period. (2) Compute the accounting rate of return for this equipment