Traveling Art-Show Riddle/Logic problem. Ardith was in charge of making motel arrangements for the crewof a traveling art show. She had misplaced her list of cities, though, and needed to figure out how many more cities there were. She remembered that the eighth city was Phoenix and the seventeenthcity was Pensacola, and that the cities from Phoenix to Pensacola, inclusive, made up one-third of tyhe tour. How many cities arethere on this tour?