Consider the following projects: Project D E Cash Flows ($) -10,100 -20,100 Ci 20, 200 35,175 Assume that the projects are mutually exclusive and that the opportunity cost of capital is 11%. a. Calculate the profitability index for each project. (Do not round intermediate calculations. Round your answers to 2 decimal places.) Project Profitability Index D E b-1. Calculate the profitability-index using the incremental cash flows. (Do not round intermediate calculations. Round your answer to 2 decimal places.) Profitability-index