Financial engineering, please fill in the blanks with step by step solution

Multiple (More than Two) Alternatives The city of Valley View, California, is considering various proposals regarding the disposal of used tires. All proposals involve shredding, but the benefits differ in each plan. An incremental B/C analysis was initiated, but the engineer conducting the study left recently. Using a 20-year study period and an interest rate of 8% per year, (a) fill in the blanks in the incremental BC columns of the table. (b) Which alternative should be selected? AB/C Ratlo When Compared with Alternative PW of Cost, B/C Alternative Million Ratlo P OR S 112.83 10 40 2.4 2.83 50 1.4 80 1.8