Below appears the BOM and product structure tree for a baking pan. Baking Pan * Pan (1) ** Pan shell (1) ** Handles (2) ** Bolt and nut set (4) * Lid (1) ** Lid subassembly *** Glass (1) ** Heel Rim (1) ** Bolt and nut set (2) If there are plans to make 210 baking pans how many handles are needed? How many bolt and nut sets are needed? \begin{tabular}{|l|l|} \hline No of handles needed & \\ \hline No of bolt and nut sets needed & \\ \hline \end{tabular}