An operator worker services machines that are power fed and require 4.34 minutes per machine to run. It takes the operator 1.41 minutes to load and unload each machine, and 0.08 minute to walk between machines. Operators are paid $13.20 per hour, and the machine costs $18.00 per hour to operate.
What is the production rate?
How many machines should an operator be assigned to minimize the total expected cost per piece produced?
What is the cycle time of this process?
Given your recommendation in part b, will the operator or the machine be idle during a cycle?