The two alternatives showin below are under consideration for improving security at a county jail. Select one based on a B/C analysis at an interest rate of 7% per year and a 10 year study period.

mail-attachment.googleusercontent.com Problem3 The two alternatives shown below are under consideration for improving security at a county jail. Select one based on a B/C analysis at an interest rate of 7% per year and a 10-year study period First cost, S Annual M&O, S/year 59000 74000 Benefits, S per year 120000 170000 Disbenefits, S per year 36000 10000 48000 97000