Mumbai: A benchmark index for Indian equities, the sensitive index (Sensex) of the Bombay Stock Exchange (BSE), on Tuesday opened lower and was trading at 27,279.75 points some 18 minutes after the opening bell. The wider 50-scrip Nifty of the National Stock Exchange (NSE) was also trading lower at 8,238.30 points with a loss of 22.25 points or 0.27 percent. The 30-share Sensex opened at 27,283.72 points as compared to the previous day’s close at 27,361.96 points. At 9.33 a.m., it was ruling at 27,279.75 points with a loss of 82.21 points or 0.30 percent.