A Multiple Server Queuing System Has a Poisson Arrival Rate

question 6

Multiple Choice

A multiple server queuing system has a Poisson arrival rate of 9 per hour and exponential service time averaging 5 per hour.Server cost is $100 per hour and the cost of waiting is $360 per hour.Based on total cost,how many servers should be staffed?

• A)2
• B)3
• C)4
• D)5
• E)6

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