Question 132
A game is composed of the following rules: i) In each round, a common non-addicted data is released. ii) If the number $3$ comes out, then the player $A$ wins. iii) If one of the numbers in the set $\{4,5,6\}$ comes out, then the player $B$ wins. iv) If one of the numbers of the $\{1,2\}$ set comes out, then the data is thrown again until it results in $3$ or $4$ or $5$ or $6$. What is the probability that the player $B$ will win?