Gas prices are up slightly in Pennsylvania. As reported by Triple-A, the average price for a gallon of regular rose slightly to a little over three dollars and 97 cents on Friday, as the national average also increased to settle at three-76 a gallon. Georgia remains home to the nation’s lowest prices at the pump, with yesterday’s average falling to three-17 a gallon. To no one’s surprise, prices were highest in California, with Friday’s figure dropping to just below five-62 a gallon.