Mumbai, Dec. 11 -- Silver futures are witnessing a sweltering rise today, hitting fresh record highs as a break above $60 per ounce extended. The US dollar index weakened near 98 mark after Federal Reserve on Wednesday announced its widely expected decision to cut interest rates by another quarter point. The Fed said it decided to lower the target range for the federal funds rate by 25 basis points to 3.50 to 3.75 percent. The Federal Reserve also said it will begin buying $40 billion of Treasury bills per month starting Friday, in a move to ease short-term funding costs by rebuilding reserves in the financial system. This propped up previous metals and COMEX Silver futures are trading at $62.40 per ounce, up 2.20% on the day. MCX Silver fu...