Please do not give solution in image formate thanku. Tax AdvisorA tax advisor is able to serve 4 customers per hour on a walk-in basis. An average of 3 customersarrive at the advisor's desk each hour for this service.How many minutes per hour does the advisor have to handle other tasks (not meeting withcustomers)?O 7.5 minutes25 minutes15 minutes4 minutes45 minutesTax AdvisorThe tax advisor would like to calculate the probability that more than 1 customer will arrive in thenext hour. Which of the following calculations will provide that answer?A. P(X=0) + P(X=1)B. Pn=0+ Pn=1C. 1-Pn=1D. 1- P(X=1)E. 1- [P(X=0) + P(X=1)]F. 1- [Pn=0+ Pn=1]OABCODEOF

For this question, first I would determine the utilization, From this Ref data, I could answer the…

Answered: A tax advisor is able to serve 4…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter12: Queueing Models

Section12.5: Analytic Steady-state Queueing Models

Problem 9P

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A tax advisor is able to serve 4 customers per hour on a walk-in basis. An average of 3 customers arrive at the advisor's desk each hour for this service. How many minutes per hour does the advisor have to handle other tasks (not meeting with customers)?