LONDON, June 20 (Reuters) - The implied probability of a British vote to remain in the European Union rose to 72 percent on Monday, up from a range between 60 and 67 percent on Friday, according to Betfair betting odds.

Britain votes on whether to leave the EU on Thursday.

(Reporting by Guy Faulconbridge, editing by Estelle Shirbon) ((guy.faulconbridge@thomsonreuters.com; +442075424758;))