The euro rose above US$1.55 in European trading Tuesday, the Associated Press reported. The 15-nation currency bought US$1.5534 in midmorning trading compared with US$1.5418 in trading Monday when markets in Europe and the United States were closed for the Easter holidays. The dollar was lower against the Japanese currency, buying 100.60 yen Tuesday, down from the 101.01 Japanese yen it bought on Monday. The dollar was higher against the British pound, climbing to US$1.9916 on Tuesday from the US$1.9841 it purchased Monday.