Riddle Ratio Share definition Flag The horrifically abysmal ratio of males to females at Embry-Riddle Aeronautical University, typically around 7:1 Dude, the Riddle Ratio is really bad this semester. There are more squirrels than girls here! Riddle Ratio by Straight Riddle Guy January 15, 2012 0 0 Get merch Get the Riddle Ratio mug. Buy Now — $32.95 See more merch