Process Configuration

1. What is the maximum number of applications per hour that can be handled by the present configuration of the process? 
2. How many applications can be processed per hour if a second clerk is added to check for violations? (Make the assumptions you need for your answer.)
3. Assuming the addition of one more clerk, what is the maximum number of applications the process can handle? 
4. How would you suggest modifying the process in order to accommodate 120 applications per hour?