You are asked to evaluate the following two projects for the Norton corporation. Use a discount rate of 11 percent. Use AppendixBforanapproximateanswerbutcalculateyourfinal answer using the formula and financial calculator methods. a. Calculate the profitability index for project X. (Do not round intermediate calculations and round your answer to 2 decimal places.) b. Calculate the profitability index for project Y. (Do not round intermediate calculations and round your answer to 2 decimal places.)