2. (30) The Ministry of Land, Infrastructure, and Transport is considering five national park projects shown below, all of which can be considered to last indefinitely. (a) (10) Calculate Rates of return (%) of the five projects. At a MARR of 5.5% per year, determine which should be selected, if they are (b) (10) Independent (c) (10) Mutually exclusive. 5. No points will be given unless solution procedures are provided. Project NAME First Cost (Million Won) Annual Income (Million Won) SeoulTech 20,000 2,000 SNUST 15,000 1,200 IE 10,000 1,300 Kang Book 40,000 3,000 Kang Nam 70,000 3,200