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i did post on accudent but i acctuallu dont know what is being asked so actaully need it answered

just number 10

Assume customers arrive at the rate of 10 per hour and stay an average of 0.5 hour. Question 10 is based on the following information A small insurance claims processing center requires clerks to perform 6 different steps. The manager has hired 6 clerks to process the claims as shown in the diagram. The steps A, B, and C are sequential and can be done parallel to the sequential steps M and N. Step Z follows the completion of step C and step N. Each clerk has been well trained for just one job and has no variability in processing time. For example in the process labeled "Step B" the average time to do the work is 15 minutes per claim. There is no set up time to do the work. Each clain form has two parts (i.e., part 1 and part 2). Part 1 A BC 12 minunit 15 min/unit 10 min/unit Clai Part 2 M N. 12 min/unit 15 min/unit 20 min/unit 10. On average, the company can process how many clients during a 7-hour day? I Additional Practice Problems 20. A small barber shop has a single chair and an area for waiting, where only one person ty be in the chair at a time, and no one leaves without getting their hair cut. So the system roughly: Entrance - Wait - Haircut Exit Z What is the average number of customers in the barber shop