Problem $12-21$ Blume's Formula $[$LO$1,2]$

An asset has had an arithmetic return of $10\mathrm{.}4$ percent and a geometric return of $8\mathrm{.}4$ percent over the last $92$ years. What return would you estimate for this asset over the next $11$ years? $26$ years? $31$ years? $($Do not round intermediate calculations and enter your answers as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

$\backslash$table$[[11$ years,$\%$