Can you figure out the productivity for each activity in days?

\begin{tabular}{|l|l|l|} \hline Activity & Production \\ \hline Perform Weekly Cleanup on a 12 week project & Crew Spends 4 crew hours every Friday \end{tabular} \begin{tabular}{|l|l|l|} \hline Activity & Production \\ \hline Install 3,200 sf of brick veneer (1 story office building) & Crew can install 56 brick per labor hour \\ \hline(6.75 brick per sf) & \end{tabular} \begin{tabular}{|l|l|} \hline Activity & Production \\ \hline Install 480 beams & Crew can install 1.5 beams per labor hour \\ \hline \end{tabular}