Show work please

The following figure represents the service process for a patient at a very busy Tuberculosis diagnostic \& treatment center in rural India. Station R is where the patient is registered and checked in. Stations A,B, and C are related to different diagnostic and testing tasks; Stations J, K, and L run checks related to the family and medical history of the patient; Station X is where the doctor uses test results and background information to make a recommendation for treatment course; Station Y is where medicines are delivered to the patient with detailed information on strict adherence to medicinal schedule, and final tasks such as, check out and payment are completed at Station Z.One worker or agent is assigned to each station. Assume that the whole process is in its steady state. Further, the following table shows processing times in minutes required by the worker or agent at each station: Using these details, please answer the following: What is the possible daily output of this process if each station worker of agent has 9 working hours each day? (Units: patients per day) 6 108 30 None of these