Problem $2-$ Automatic Level Question

I will give you a benchmark elevation and the backsight and forward sight to the next point $($Point A$)$ and ask for the elevation of Point $A.$

$\backslash$table$[[$Point$,$BS$,$HI$,$FS$,$Elevation $[$feet$]],[$BM$,,,,30\mathrm{.}00],[,2\mathrm{.}5,,,],[$TP$,,,,],[,,,3\mathrm{.}0,],[$Point A$,,,,]]$