A project has estimated annual net cash flows of $42,000. It is estimated to cost $147,000. Determine the cash payback period. If required, round your answer to one decimal place. years Determine the average rate of return for a project that is estimated to yield total income of $733,500 over five years, has a cost of $880,200, and has a $97,800 residual value. Round to the nearest whole number. %