Indian benchmark indices, Sensex and Nifty 50, are set for a strong start on November 25, buoyed by GIFT Nifty trading around 24,312. Following significant gains on November 22, where the Sensex rose by 1,961.32 points (2.54%) to 79,117.11 and the Nifty increased by 557.40 points (2.39%) to 23,907.30, market sentiment remains positive.