Information on four investment proposals is given below Investment Proposal (120,000) 160,000 40,000 6 years $ (90,000) (100,000) $ (70,000) Investment required Present value of cash inflows Net present value Life of the project 138,000 126,000 $ 36,000 5 years 105,000 38,000 $ 35,000 6 years r years Required: 1. Compute the project profitability index for each investment proposal. (Round your answers to 2 decimal places.) Investment Proposal Project Profitability Index 2. Rank the proposals in terms of preference BCAD DCBA ABCD CABD