Suppose that a voting facility processes an average of $40$ people per hour $($throughput$)$ and that, on average, it takes $35$ minutes for each person to complete the voting process $($flow time$).$

$2.$ Suppose that the loan department of a bank takes an average of $15$ days $(0\mathrm{.}5$ months$)$ to process an application $($flowtime$)$ and that an internal audit found that about $100$ applications are in various stages of processing at any one time $($work$-$in$-$process$).$