ABC company is considering the introduction of a new product line. The initial investment required for this project is exist450,000, and annual maintenance costs are anticipated to be exist60,000. Annual operating costs will be directly propositional to the level of production at exist12.5 per unit, and each unit of product can be sold for exist40. If the MARR is 25% and the project has a life of five years, what is the minimum annual production levels for which this economically viable? (Enter your answer as a number rounded to the nearest who number.) Two mutually exclusive water purification systems are being considered for implementation overseas. Refer to the data below