Melannie Bayless has purchased a business building for $338,000. She expects to receive the following cash flows over a 10-year period: Year 1: $47,000 Year 2: $59,000 Year 3-10: $90,000 What is the payback period for Melannie? Round your answer to one decimal place. fill in the blank 3 years What is the accounting rate of return? Enter your answer as a whole percentage value (for example, 16% should be entered as "16" in the answer box).