Q5 (10): A theatre has two (2) cashiers at reception who are available at 8:00am. The customers start arriving in theatre at time 8:00am and a new customer arrives every 60 seconds. Customers go directly to the available cashier or wait in a queue for cashier availability. Every customer requires 5 minutes to be processed by a cashier. a) What will be the total wait time (excluding processing time) for the sixth customer? b) How many customers will be waiting in line at 9:00am