George K. Seiller, administrative director of the Carbon County Vocational Technical School in Jim Thorpe, reported to members of the countywide school's Operating Committee that 92.4 percent of the 1987-88 graduates of the school are now gainfully employed. He added that according to a continuing survey, 84 percent of last year's senior class are working. This includes two adults who completed secondary programs. Last year the school had 113 graduates in 15 courses.