topic is project management

\begin{tabular}{|c|c|c|c|c|c|} \hline Task & Predecessor & Normal time (days) & Normal cost (\$) & Crash time (days) & Crash cost (\$) \\ \hline A & & 6 & 300 & 6 & \\ \hline B & A & 8 & 400 & 6 & 600 \\ \hline C & A & 6 & 500 & 4 & 620 \\ \hline D & B, C & 8 & 400 & 6 & 480 \\ \hline E & C & 4 & 500 & 4 & \\ \hline F & B & 6 & 400 & 2 & 520 \\ \hline G & F & 4 & 500 & 2 & 540 \\ \hline H & D, E & 8 & 600 & 4 & 840 \\ \hline I & G, H & 4 & 400 & 2 & 800 \\ \hline \end{tabular} 5. Management gives you the following overhead (Indirect) costs: If the project is completed in normal duration, overhead cost is $3700 If the project is completed in 30 days, overhead cost is $3300 If the project is completed in 26 days, overhead cost is $3100 If the project is completed at its minimum duration, overhead cost is $2900 Calculate total cost per duration and define which will be the optimal duration of the project. Note: You can solve this problem using the attached excel template or by hand. If you solve t by hand, make sure your handwriting and pictures are readable