Revco Products is exploring the following four investment opportunities: The net present values above have been computed using a 10% discount rate. Limited funds are available for investment, so the compony can't accept all of the available projects. Required: 1. Compute the profitability index for each investment project. 2. Rank the four projects according to preference, in terms of net present value, profitability index, and internal rate of return. Complete this question by entering your answers in the tabs below. Compute the prontability index for each investment project. Note: Round your answers to 2 decimal places