Mumbai, April 8 : The Rupee on Friday gained eleven paise at 75.84 in opening session against the US Dollar in early trade on selling of US Dollar by bankers and exporters, dealers at the Foreign Exchange said. The Rupee advance today owing to weak Dollar against other world currencies, amid positive opening in stock market, the dealer informed. The Rupee t registered days high and low at 75.80 and 75.87 respectively against the US Dollar, dealer added. NV GNK