Correct Answer is 0.4272%. Please show all work, including calculations done in Excel (addition/multiplications of cells)

As an engineering manager, you want to recommend an automated palletizer robot in the small manufacturing plant. You also want to go slow and get this tested out over time, then scale up. You see this as a Life Cycle cost analysis Year 0 Initial Investment $111,000 Capital Expenditure Year 1 Testing only and evaluation $14,000 Expense Year 2 Eliminate 1 Operator and Save $27,000 Year 3 (to year 8) Full Year implementation Savings $34,000 going on for 5 years. Assume operator would have received a 6% annual raise after year 3 Year (2-8) Maintenance is required at $12,000 per year going up at $2,500 per year What is the Rate of Return on this project