Southeastern Oklahoma State University's business program has the faclities and faculty to handle an enrollment of $2,000$ new students per semester. However, in an effort to limit class sizes to a "reasonable" level $($under $200,$ generally$),$ Southeastern's dean, Holly Lutze, placed a ceiling on enrollment of $1,600$ new students. Although there was ample demand for business courses last semester, conficting schedules allowed only $1,450$ new students to take business courses.The utiliation rate for Southeastern$\%($enter your response as a percentage rounded to one decimalplace$).$The efficiency rate for Southeaster $\%($enter your response as a percentage rounded to one decimal