please show work with excel spreadsheet

Question 2 (25 points): Consider following mutually exclusive projects that have unequal life times. Assume 12.5% for minimum rate of return. Using NPV and ROR analysis conclude which project is better to invest. Your answer should include incremental analysis for both NPV and ROR. Project A 1=25000 1=20,000 C=75,000 I=20,000 1=25,000 Year 0 1 2 C: Cost, I: Income, L: Salvage Value 1=30,000 3 ,000 L-65,000 Page 1 of 2 Project B (=80,000T=80,000180.000 C-200,000 1=80,000 Year C: Cost, 1. Income, L: Salvage Value 30,000 80,000 L=$25,000 -$25,000