A $3-$acre commercial complex in Phocux experiences a $100-$year stortn event over a $12-$hotar duration. During the storm event, $0\mathrm{.}07$ in$/$hr of water evaporates, $0\mathrm{.}05$ in$/$hr of water infiltrates, iand as volnme of $5$ acre$-$in aceumulates on the lot The rest leaves as runoff. Determine the total volume of runoff gemerated by the stomi $($in acre$-$in$).$