2. Use a B/C analysis and an interest rate of 6% per year to choose the best proposal. (25 points) Proposal 1 First cost, $ $350,000 Annual M&O cost, $/year $60,000 Annual benefits, $/year $180,000 Annual disbenefits, $/year $80,000 Life, year 8 Proposal 2 $450,000 $75,000 $200,000 $70,000 10