Calculating AAR [LO41 You're trying to determine whether to expand your busi- ness by building a new manufacturing plant. The plant has an installation cost of 5 million, which will be depreciated straight-line to zero over its four-year life f the plant has projected net income of $1,570,000, $1,684.200, $1,716,300, and over these four years, respectively, what is the project's average account- 6. 13. ing return (AAR)