Mumbai, April 21 : The Rupee on Thursday eased marginally by two paise at 76.23 in opening session against the US Dollar on rising demand for the greenback by bankers and importers, dealers at the Foreign Exchange said. The Rupee was seen weak owing to a strong Dollar against other world currencies, amid strong opening in stock market, the dealers informed. The Rupee t registered the days high and low at 76.20 and 76.26 respectively against the US Dollar, dealers added. NV ACL1206