The cash flows associated with a certain project are shown below: Revenue Year Costs 0 50,000 0 1 20,000 35,000 2 20,000 38,000 3 20,000 41,000 4 20,000 44,000 5 30,000 47,000 a) Use Trial & Error to determine the Rate of Return for the project. (20 Points) b) If the revenue in year 5 drops to $25,000 and the cash flow becomes nonconventional, use an investment rate i₁ = 18% and a borrowing rate i₁ = 10% to estimate the Rate of Return for the project. (15 Points)