Berlin Industries Uses a Kanban System to Manage Production of the R-15

Multiple Choice

Berlin Industries uses a kanban system to manage production of the R-15 subassembly. They have an hourly demand for 250 units and use containers that can hold 50 parts each. It takes 90 minutes to fill and move a container of parts to the right place on the R-15 line that is currently rated at a 20% safety factor.
-Calculate the maximum system inventory for this part.

A) 450 units
B) 400 units
C) 2,500 units
D) 5,000 units
E) 75 units