answer for all the points with correct formula and explanation

\begin{tabular}{|c|c|c|c|c|} \hline \multirow{2}{*}{\multicolumn{2}{|c|}{ Step 1}} & Time: 15, Paid/Hr: 12 & \multirow{2}{*}{ Step 4} & Time : 40, Paid/Hr: 12 \\ \hline & & Review renewal application for correctness & & Conduct eye test \\ \hline \multirow{2}{*}{\multicolumn{2}{|c|}{ Step 2}} & Time: 30 , Paid/Hr: 12 & \multirow{2}{*}{ Step 5} & Time : 20, Paid/Hr: 16 \\ \hline & & Process and record payment & & Photograph applicant \\ \hline \multirow{2}{*}{\multicolumn{2}{|c|}{ Step 3}} & Time: 60 , Paid/Hr: 12 & \multirow{2}{*}{ Step 6} & Time: 30, Paid/Hr: 18 \\ \hline & & Check file for violations and restrictions & & Issue temporary license \\ \hline \multicolumn{3}{|r|}{ Question } & & \\ \hline \multirow{4}{*}{01} & 1) & \begin{tabular}{l} What is the maximum number of \\ applications per hour that can be handled \\ by the present configuration of the process? \end{tabular} & & \\ \hline & II) & Which is the bottleneck here? & & \\ \hline & III) & \begin{tabular}{l} What is a balanced line and how it may be \\ achieved here? \end{tabular} & & \\ \hline & IV) & \begin{tabular}{l} How many applications can be processed \\ per hour if a second clerk is added to check \\ for violations? \end{tabular} & & \\ \hline \end{tabular}