Colin Alexander, a quality analyst for Jimbo's Java & Jerk, is developing a simulation model to analyze the impact of changes to the company's operating policies on performance. Currently, Colin believes the time $($min$.)$ to prepare a customer's order follows a shifted exponential distribution with with minimum time $22\mathrm{.}05($min$.)$ and rate $0\mathrm{.}0430185937615846$ for the variable portion. Find the maximum time $($min$.)$ to prepare a customer's order at $0\mathrm{.}85$ confidence