a. Calculate the profitability index for each investment. (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) b. Calculate the NPV for each investment. (Do not round intermediate calculations and enter your answer in dollars, not millions, rounded to 2 decimal places, e.g., 1,234,567.89 ) a. Calculate the profitability index for each investment. (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) b. Calculate the NPV for each investment. (Do not round intermediate calculations and enter your answer in dollars, not millions, rounded to 2 decimal places, e.g., 1,234,567.89 )