Livernonions Industries Uses a Kanban System to Manage Production of the BR-549

Multiple Choice

Livernonions Industries uses a kanban system to manage production of the BR-549 subassembly. In an eight-hour day, they use 900 units and use containers that can hold 30 units each. It takes 120 minutes to fill and move a container of parts to the right place on the BR-549 line that is currently rated at a 15% safety factor. How many production hours of inventory are needed?

A) 18.4
B) 7.6
C) 4.3
D) 2.4