Is this Cost Benefit Calculation Correct per the information below the table?

Cost-Benefit Analysis Benefit/Savings 100% Likely 25% likely 50% likely 75% likely Present Value of Possible Litigation 360 Mil 90 180 270 Cost to Implement New Technology Decrease in Profit during Year 1 49.5 49.5 49.5 49.5 Decrease in Profit during Year 2 90 90 90 90 Actual cost of new technology 70 70 70 70 Onboarding/Training new employees 5 5 5 5 Other Costs (Profit x Tax x # of Years) 13.5 13.5 13.5 13.5 Net Benefit 132 Mil -138 48 42 63.33%