Q2) A consulting engineer is currently evaluating Five different proposals for the Department of Housing ministry. The future worth of costs, benefits, dis-benefits, and cost savings is shown in the table below. The interest rate is 10% per year. Determine which of the projects, if any, should be selected by using benefit/cost analysis. A) If the projects were independent projects. (10 Marks) B) If the projects were mutually exclusive projects. (10 Marks) P1 P2 P3 P4 P5 10 8 20 12 Proposal Information FW of initial costs. ( x1000 S) FW of Benefits. ( x1000 $) FW of Dis-benefits. ( x1000 S) FW of savings for the government. ( x1000 S) 15 25 42 36 6 1 20 32 29 1.5 2 16 3 3 0