Continued from the previous page... First Cost Benefits O&M Costs Salvage Value Useful Life ROR a) 7.4% b) 8.3% c) 8.7% d) 11.5% e) 12.8% f) 13.3% g) 14.9% h) 15.2% Alternative #1 $100,000 i)16.1% j) 16.9% k) 17.7% 1) 23.9% $35,000 per year 18. The AROR is closest to ... $5,000 per year $10,000 4 years 10.85% Alternative #2 $205,000 $45,000 in year 1; increase of $3,000 per year for each of the following years $10,000 per year $15,000 8 years ?

Continued from the previous page... 18. The ROR is closest to ... a) 7.4% b) 8.3% c) 8.7% d) 11.5% e) 12.8% f) 13.3% g) 14.9% h) 15.2% i) 16.1% j) 16.9% k) 17.7% 1) 23.9%