You are the newest member of the process improvement team at "Memphis Muffins", the trendy new bakery supplying many coffee houses and small grocery stores throughout the area. The current system uses 3 baking trays each holding 36 muffins.
You review the recent production records and learn that the average demand is 1930 muffins per 7.8 hour shift and the safety stock policy variable is 4%.
Management asks you what the current lead time is (in minutes). You calculate that to be:
(Keep one decimal in your answer)