A chain of home health care firms in Louisiana needs to locate a central office from which to conduct internal audits and other periodic reviews of its facilities. These facilities are scattered throughout the$$ state, as detailed in the following table. Each$$ site, except for$$ Houma, will be visited three times each year by a team of$$ workers, who will drive from the central office to the site. Houma will be visited five times a year $9\mathrm{.}2$