Determine whether either of the alternatives below should be selected. Use an MARR of 15% per year. Incremental Rate of Return Analysis must be used. (PLEASE DO NOT USE EXCEL).

First Cost Annual Operating Cost Annual Repair Cost Annual Increase in Repair Cost Salvage Value Life (years) Project A -$60,000 -$15,000 -$5,000 -$1,000 $8,000 15 Project B -$90,000 -$8,000 -$2,000 -$1,500 $12,000 15