$4$

Problem $11\mathrm{.}012-$ Economic service life

$4\mathrm{.}28$

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Hint

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References

From the data shown, determine the ESL of the asset. $($Note: Values in the table are AW values, not individual year$-$end values.$)$

$\backslash$table$[[,$Years Retained,AW of First Cost, $$,$AW of Operating Cost, $$,$AW of Salvage Value, $$],[,1,-162000,-46000,99,000],[$ebook$,2,-146000,-34000,38,095],[$Print$,3,-160000,-45000,18,127],[$References$,4,-132000,55000,6464],[,5,-168000,-51000,3276]]$

The ESL of the asset is $$ Jyear$($s$).$