Mumbai, Aug. 28 -- The key equity benchmarks traded with minor gains in the mid-morning trade Investor risk appetite improved as crude oil prices eased below the $90-per-barrel mark, providing some relief to sentiment. The Nifty traded above the 24,100 level.

Market participants remained focused on the upcoming speech by Kevin Warsh who is set to deliver his first major address as Federal Reserve chair at the annual Kansas City Fed economic symposium in Jackson Hole, Wyoming. The address is being closely watched for indications on the US central bank's monetary policy outlook.

Media shares rebounded after declining in the past trading session.

At 11:25 IST, the barometer index, the S&P BSE Sensex, added 220.96 points or 0.28% to 77,153...