project completion time and the critical path should also be determined. Here are the activity times:

$\backslash$table$[[$Activity$,$Time $($weeks$),$Immediate Predecessor$($s$),$Activity,Time $($weeks$)$ Immediate Predecessor$($s$)],[$A$,6,-,$E$,5,$B$],[$B$,6,-,$F$,5,$B$],[$C$,3,$A$,$G$,11,$C$,$ E$],[$D$,1,$A$,$H$,6,$D$,$ F$]]$

Dave's earliest start $($ES$)$ and earliest finish $($EF$)$ are:

$\backslash$table$[[$Activity$,$ES$,$EF$],[$A$,,6],[$B$,0,],[$C$,,9],[$D$,6,],[$E$,,11],[$F$,6,],[$G$,,22],[$H$,,17]]$

Dave's latest start $($LS$)$ and latest finish $($LF$)$ are:

$\backslash$table$[[$Activity$,$LS$,$LF$],[$H$,16,$