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#1 (Ignore income taxes in this problem.) 9mm Corporation is considering a project that would require an investment of $323,000 and would last for 7 years. The incremental annual revenues and expenses generated by the project during those 7 years would be as follows: Sales ..................................... $114,000 Variable expenses ............. 15,000 Contribution margin ........ 99,000 Fixed expenses: Salaries ............................ 14,000 Rents ................................ 1 1,000 Depreciation ................... 43,000 Total fixed expenses .......... 68,000 Net operating income ....... M The scrap value of the project's assets at the end of the project would be $22,000. The payback period of the project is closest to years