Calculate the B/C ratio for the following cash flow estimates at a discount rate of 10% per year is the project justified? Item PW of Benefits, $ AW of Disbenefits. $/year First Cost, $ M&O Costs. S/Year Life. Years Estimate 3,800,000 45,000 1.225.000 400,000 20 The B/C ratio is The project is (Click to select