What is the average customers in the queue and average waiting time when all 10 check-in counters are working?

ABC Airlines wanted to reduce their operatingcost. They hired a consultancy service to look in to variousoptions. One of the options suggested is eliminate the mannedCheck-in counters and introduce electronic check-in stations. ABCAirlines wanted to do the trial in one airport to see the impact.They used the Indianapolis Airport for their study. The observationis as followsAverage 2 customers arrive per minute and it takes 4 minutes toservice a customer. They installed 10 Electronic Check-in counters.They promised if the average waiting time exceeds 1 minutes theywill pay $ 10 gift voucher towards the next ticket purchase.Answer the following questionsWhat is the average customers in the queue and average waitingtime when all 10 check-in counters are working?What is the average customers in queue and average waiting timewhen only 9 check-in counters are working?The formulas are the ones provided for the course so Im limitedto that