A recycling refurbishes rundown motor. The process uses a moving belt, which carries each student through the five steps of the process in sequence. The five steps and time required per motor are:
Step 1. Unpack and place on the belt: 1.0 minute
Step2. Strip off bad layers: 1.5 minutes
Step 3. Scrub and clean: 0.8 minute
Step 4. Coating: 1 minute
Step 5. Polish and pack: 1.2 minute
What would be the maximum output of this line?