Consider the following information:
Demand rate (D) = 200 units per hour
Lead time (T) = 12 hours
Container capacity (C) = 144 units
Safety factor (x) = 15%
a. How many kanban production cards are needed?
b. How many hours' worth of demand will these cards represent?
c. Suppose the container size is cut in half. Will this make any difference in the inventory levels? Show your work.