Phoebe BBeebee Is Constructing a Canal for the Annual Canoe Races

Essay

Phoebe B.Beebee is constructing a canal for the annual canoe races and has identified eleven activities that are required to complete this important project.She calculated early and late start times and early and late finish times but spilled coffee all over her printout.Use the remaining information to reconstruct the table for Phoebe B.Beebee and her new canoe canal.
$\begin{array}{|l|l|l|l|l|l|l|l|}\hline & & & & & \text { Early } & \text { Late } \\\text { Activity } & \text { Predecessor } & \text { Length } & \text { Early Start } & \text { Late Start } & \text { Finish } & \text { Finish } \\\hline\mathrm{A} &&&&&12&\\\hline \mathrm{B} & -- & & & & & & \\\hline \mathrm{B} & \mathrm{A} &20 & & & & & \\\hline \mathrm{D} & \mathrm{B}, \mathrm{E} & & & 42 & & \\\hline \mathrm{E} & \mathrm{C} & & 28 & & & 42 \\\hline \mathrm{F} & \mathrm{E} & & 42 & & 50 & \\\hline \mathrm{G} & \mathrm{D} & & 53 & 53 & & \\\hline \mathrm{H} & \mathrm{G} & & 70 & & & \\\hline \mathrm{I} & \mathrm{G} & & & 72 & & \\\hline \mathrm{T} & \mathrm{F} & 4 & & & & \\\hline \mathrm{K} & \mathrm{H}, \mathrm{I}, \mathrm{J} & & & 81 & & 91 \\\hline\end{array}$