Engineering Economy 7th Edition by Leland Blank ,Anthony Tarquin

Exercise 19

A consulting engineer is currently evaluating four different projects for the Department of Housing and Urban Development. The future worth of costs, benefits, disbenefits, and cost savings is shown. The interest rate is 10% per year, compounded continuously. Determine which of the projects, if any, should be selected, if the projects are (a) independent and (b) mutually exclusive.