During the Early Morning Hours, Customers Arrive at a Branch

question 53

Multiple Choice

During the early morning hours, customers arrive at a branch post office at the average rate of 45 per hour (exponential interarrival times) , while clerks can handle transactions on an average of 4 minutes each (exponential) .
What is the minimum number of clerks needed to keep the average time in the system under 5 minutes?

• A) 2
• B) 3
• C) 4
• D) 5
• E) 6

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Definitions:

Economic Gains

Increases in wealth, value, or the accumulation of resources beyond the original investment or cost.

Communism

A political and economic ideology advocating for a classless society in which property and the means of production are communally owned.