Determine the average rate of return for a project that isestimated to yield total income of $231,880 over 4 years, costs$621,000, and has an $61,000 residual value. % Determine the average rate of return for a profect that is estimated to veld total income of \( \$ 231,680 \) over 4 years, \( \operatorname{costs~} \$ 621,000 \), and has an \( \$ 61,000 \) residual 2 answers