Consider the following project:

$\backslash$table$[[$Year$,0,1,2,3,4],[$Project A$,-20\mathrm{.}00,8\mathrm{.}00,7\mathrm{.}00,10\mathrm{.}00,4\mathrm{.}00]]$

Find the payback for this project. $($ROUND TO TWO DECIMAL PLACES$)$

Answer format: Number: Round to: $2$ decimal places.

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