A roll of two 1s (the lowest roll possible) on a pair of six-sided dice. The probability of rolling snake eyes is 1/36, or 2.777...%.
Snake Eyes
See also
Boxcars, Craps, Dice, Eighter from Decatur, QuincunxExplore with Wolfram|Alpha
References
Mosteller, F. Fifty Challenging Problems in Probability with Solutions. New York: Dover, p. 3, 1987.Referenced on Wolfram|Alpha
Snake EyesCite this as:
Weisstein, Eric W. "Snake Eyes." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/SnakeEyes.html