Gbp/usd - 1.5336 ... The British pound rallied to 1.5366 (AUS) on active cross buying in sterling (eur/gbp fell sharply fm 0.8734 to 0.8630). Although the National Institute of Economic and Social Research (NIESR) cut U.K. 2010 GDP forecast to 1% fm 1.1%, cable maintained a firm undertone as bids are located at 1.5315 n 1.5290, however, offers are tipped at 1.5385.