Mumbai, March 31 : The Rupee on Thursday rallied 19 paise at 75.72 against the US Dollar in early trade on selling of US Dollars by bankers and exporters, dealers at the Foreign Exchange said. The Rupee was seen strong owing to weak Dollar against other world currencies, the dealer informed. The Rupee t registered days high and low at 75.69 and 75.76 respectively against the US Dollar, dealer added. NV PRT