$\backslash$table$[[],[96,$Question $7$a$,\backslash$table$[[$Similar projects, Eta and Zeta, are being considered using the payback method. Each has an initial cost of $$100,000.$ Annual cash flows for each project are provided in the table at the right. Students must do their own work, with no help$/$solutions provided by others.$],[$a$)$ What is the pay back period in years for Eta? $($round to two$]]],[97,$

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