The pre-induction physical examination given by the U.S. Army involves the following seven activities:

ActivityAverage Time (minutes)

Medical history: 10

Blood tests: 8

Eye examination: 5

Measurements (e.g. weight, height, blood pressure): 7

Medical examination: 16

Psychological interview: 12

Exit medical evaluation 10

These activities can be performed in any order, with two exceptions: Medical history must be taken first, and Exit medical evaluation is last. At present, there are three paramedics and two physicians on duty during each shift. Only physicians can perform exit evaluations and conduct psychological interviews. Other activities can be carried out by either physicians or paramedics.

Develop a layout and balance the line.

How many people can be processed per hour? [ Select ] ["4.25", "3.5", "3.25", "3.75"] patients per hour.

Based on 1, what is the cycle time? [ Select ] ["20", "16", "15", "18"] minutes.

Which activity accounts for the current bottleneck? [ Select ] ["Psychological interview", "Medical history", "Exit medical evaluation", "Medical examination"] .

What is the total idle time per cycle? [ Select ] ["11", "10", "12", "13"] minutes.

What is the total idle time per cycle, considering only the paramedics? [ Select ] ["0", "1", "3", "2"] minutes.

What is the total idle time per cycle, considering only the physicians? [ Select ] ["12", "11", "10", "9"] minutes.