Aveidye Rate or return The following data are accumulated by Watershed Inc. in evaluating two competing capital investment proposals: Project A Project z Amount of Investment $60,000 $76,000 Useful life 4 years 9 years Estimated residual value 0 0 Estimated total income over the useful life $9,000 $37,620 Determine the expected average rate of return for each project. Round your answers to one decimal place. Project A % Project z %