Synergy Mathematical Modeling Mathematical Modelirovani

Problem: In the office of the insurance company´s visitors come for the conclusion of insurance contracts, each contract can refer Xia or type A (standard) or category B (advanced). The time intervals between the fear comes exponential distribution, the mean interval between arriving for contracting type A is 20 minutes, the average interval between arriving for contracts of type B is 40 minutes. The time required for registration of the contract as an insurance agent, exponentially distributed with mean values for Type A contracts equal ¬¬20 minutes for type B contracts to 25 minutes. Since the insurance company in the region is not the only one that came to the office clients go to another company, if caught in the reception of all of the two or more pending. After the registration of the contract customers leave, but some of them returned, as in need of clarification of certain points of the contract, or has detected a malfunctioning clearance. Shares erroneous contracts account for 10% and 5% for contracts A and B respectively. Returning customers are in the queue.