Mathematics Equation Riddle May 9, 2015 14:14:00 GMT 5.5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Ganofins on May 9, 2015 14:14:00 GMT 5.5 Replace the ? by the correct Mathematics symbol to make the expression true18 ? 12 ? 4 ? 5 = 59