The following cash flow estimates have been developed for two small, mutually exclusive investment alternatives. The minimum attractive rate of return is 15% per year. IRR of alternative 2 is closed to: A. 12% B. 15% C. 18% D. 20% E. 255. Formula used: _____ the incremental IRR is closed to? A. 12% B. 15% C. 18% D. 20% E. 255 Formula used: _____ Which alternative should be selected? A. Alternative 1 B. Alternative 2 C. Neither D. Both 1 and 2 Criterion for selection: _____ An alternative has the following cash flows: benefits = $50,000 per year; dis-benefits = $27,000 per year Initial cost = $250,000; M&O costs of $10,000 per year. If the alternative has an infinite life and the is 15% per year, the conventional B/C ratio is closest to: A. 0.91 B. 0.66 C. 0.52 D.. 0.48