The Marquette Golden Eagles left no doubt with an impressive road victory at South Florida in Tampa Wednesday night, routing the Bulls 70-47.   Marquette put this one away by halftime with a 39-16 lead at intermission.  Vander Blue and Todd Mayo each scored 13 points for the Golden Eagles who had a much more difficult time against the Bulls earlier this season at the Bradley Center. The win keeps Marquette at the top of the Big East standings at 7-2, they improve to 16-5 overall.