The rush for 11 million tickets to the 1996 Olympic Games in Atlanta begins on May 1 when 36 million mail-order forms become available nationwide at Coca-Cola displays in grocery stores and at Home Depot retail outlets. Prices for sporting events range from $6 to $250. Ceremony tickets cost $200, $400, and $600. Act fast: Orders are filled on a first-come, first-served basis. Seat assignments to oversubscribed events will be decided by computer lottery drawing from ticket requests postmarked between May 1 and June 30. For more information, call 404 744-1996.