\begin{tabular}{|l|l|l|} \hline Task & Predecessor & Task Time (seconds) \\ \hline \hline A & - & 50 \\ \hline B & A & 30 \\ \hline C & A & 30 \\ \hline D & B & 10 \\ \hline E & B,C & 40 \\ \hline F & D & 40 \\ \hline G & F & 50 \\ \hline H & E & 60 \\ \hline I & G,H & 50 \\ \hline \end{tabular} If we group tasks as follows: 1. AC 2. BDE 3. FG 4. HI If takt time is 120 seconds, what is the utilization of the system? (enter as decimal. E.g. if 73%, enter as 0.73 )