Question

At a service counter of a fast-food joint, the customers arrive at an average interval of six minutes, whereas the counter clerk takes an average of five minutes for the preparation of the bill and delivery of the item. Calculate the following: 1. Counter utilization level. 2. Average waiting time of the customers at the fast food joint. 3. Expected average waiting time in the line. 4. Average number of customers in the service counter area. 5. Average number of customers in the line. 6. Probability that the counter clerk is idle. 7. Probability of finding the clerk busy. 8. Chances that a customer is required to wait more than 30 minutes in the system.

          At a service counter of a fast-food joint, the customers arrive at an average interval of six minutes, whereas the counter clerk takes an average of five minutes for the preparation of the bill and delivery of the item. Calculate the following:
1. Counter utilization level.
2. Average waiting time of the customers at the fast food joint.
3. Expected average waiting time in the line.
4. Average number of customers in the service counter area.
5. Average number of customers in the line.
6. Probability that the counter clerk is idle.
7. Probability of finding the clerk busy.
8. Chances that a customer is required to wait more than 30 minutes in the system.

Added by Cynthia H.

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