In the Forex market, the rupee today fell by 11 paise to settle at its weakest level of 85 rupees and 97 paise against the US dollar due to the strengthening of the US currency. The rupee remained under pressure also due to outflow of foreign capital, surge in crude oil prices and rising US treasury yields. The dollar index, which indicates US dollar’s strength against a basket of six other leading currencies, is trading at 109.19 in intra-day trade.