When ticket sales began, Pat was the nth customer in line for a ticket, and customers purchased their tickets at the rate of z customers per minute. Of the following, which best approximates the time, in minutes, that Pat had to wait in line from the moment ticket sales began? Options.
A) (n - 1) z  B) n + z –1  C) n/(z-1)  D) z/(n-1)  E) (n-1)/z
E. (n - 1) / z
<result>E</result>
When ticket sales began, Pat was the nth customer in line for a ticket, and customers purchased their tickets at the rate of z customers per minute. Of the following, which best approximates the time, in minutes, that Pat had to wait in line from the moment ticket sales began?