Lady Bug Machineries Uses a Lean Production Assembly Line to Make

Multiple Choice

Lady Bug Machineries uses a lean production assembly line to make its generators. In one assembly area, the demand is 200 parts per 8-hour day. It uses a container that holds 10 parts. It typically takes about 5 hours to round-trip a container from one work center to the next and back again. They also desire to hold a 20% safety stock of this part in the system.
-If the container size from the original data was changed to 15, how many containers should the lean system be using, all else being constant?

A) 10
B) 13
C) 15
D) 20
E) 25