Average Rate of Return The following data are accumulated by Watershed Inc. In evaluating two competing capital investment proposals: Project A Project z Amount of investment $56,000 $32,000 Useful life 9 years Estimated residual value 0 0 Estimated total income over the useful life $5,040 $10,080 Determine the expected average rate of return for each project. Round your answers to one decimal place. 4 years Project A 2 X Project 2 4 X