Facilities Planning and Design

Problem II - Use the information of the line composed of the tasks shown in the following table (time is in minutes) to answer the following questions. \begin{tabular}{|c|c|c|} \hline Task & Time (Minutes) & Predecessor \\ \hline A & 2 & \\ \hline B & 2 & \\ \hline C & 14 & A \\ \hline D & 1 & A, B \\ \hline E & 8 & C, D \\ \hline F & 4 & E \\ \hline G & 4.5 & F \\ \hline \end{tabular} There are 238 labor days per year, each day are worked 2 shifts of 7.5 hours each one. Annual production is 42,840 units. What is the minimum QTY of stations ( N) for the line? 7 8 10 5