Asmall local retailer has two check-out counters available; however, only onecheck-out counter is currently being used on a particular 8-hour shift. Customers arrive at an average rate of 8 perhour. The person currently working atthe check-out counter is capable of serving an average of 10 customers per hourat a cost of $25 per hour. The managerhas received numerous complaints from customers threatening to take theirbusiness to a local competitor who offers faster customer service. The manager has estimated that the cost ofwaiting is $50 per hour. a. Whatis the average number of people waiting in line to be served? b. Whatis the average amount of time that a customer currently spends waiting in lineto be served? c. Whatis the currently total daily system cost?