Probability of A to lose = 9C3/12C3 = 84/220
Probability that A wins = 1-84/220 = 136/220
Probability of B to lose = 6C2/8C2 = 15/28
The probability that B wins = 1-15/28 = 13/28
The comparison of their victory is 136/220: 13/28
Probability of A to lose = 9C3/12C3 = 84/220
Probability that A wins = 1-84/220 = 136/220
Probability of B to lose = 6C2/8C2 = 15/28
The probability that B wins = 1-15/28 = 13/28
The comparison of their victory is 136/220: 13/28
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