ognia Ron McPhenon Elctonlc Corporaton veains a servdce cow to repar machine breakdovns that ocut on an average of $=$ &per $8$hour wotkday $($orgproximatal$,$ Pokson ih nature$)$ The ceN can sendcs an average ofy $=6$ machihes per wotdy, wth a rep$$t inedistribution that resembles theexponential distribution.a$)$ The utilzation rate of this service system $=($round your response to hvo decimal places$).$