U20
"Probability and Gambling: Understanding the Odds" – John HaighSố cách để ra 7: (1,6), (2,5), (3,4), (4,3), (5,2), (6,1) =
"Probability and Gambling: Understanding the Odds" – John HaighSố cách để ra 7: (1,6), (2,5), (3,4), (4,3), (5,2), (6,1) =