Compute the grade in percentage and the elevation at each half station and full station between the positions indicated. Round to the nearest hundredth place.

$\backslash$table$[[$Station$,$Elevation $($fi$)],[6+29\mathrm{.}7,51\mathrm{.}26],[12+16\mathrm{.}5,72\mathrm{.}49]]$

$\backslash$table$[[$Station$,$Elevation $(ft)$