A company is considering purchasing factory equipment that costs $500000 and is estimated to have no salvage value at the end of 5-year useful life. If the equipment is purchased, annual revenues are expected to be $159000 and annual operating expenses exclusive of depreciation expense are expected to be $22000. The straight-line method of depreciation would be used. If the equipment is purchased, the annual rate of return expected on this equipment is 5.48%. 31.80%. 14.80% 27.4055