An international aerospace contractor has been asked by a municipal police department to estimate and analyze the life cycle costs for a proposed drone surveillance system to monitor traffic patterns and congestion within the central thoroughfares of the city. The list of items include the following general categories: R&D costs (R&D), nonrecurring investment costs (NRI) recurring investment costs (RI), scheduled and unscheduled maintenance costs (Maint), equipment usage costs (Equip), and disposal costs (Disp). The costs (in $ million units) for the 20-year life cycle have been estimated. Calculate the annual LCC at an interest rate of 7% per year Year &D NRI RIMalnt ul DI 0 5.5 11 2.5 1.5 3.6 5.3 7.8 8.5 .5 5.2 13 0.6 10.5 3.1 6-10 11-20 18-20 0.5 4.2 1.6 6.5 2.7 2.2 3.5 2.7