CloudRack provides web hosting services on their $8$ servers. When a person requests a page from one of their hosted websites, the server must find the page and send it to the person$$s browser. These requests arrive at the rate of $350$ per second. The coefficient of variation of the interarrival times is $2.$ The processing time for a server is $0\mathrm{.}02$ second with a coefficient of variation of $1.$

On average, how much time does a request take to be filled $($i$.$e$.,$ include time waiting for a server and the actual processing by the server$)?$