C494 Brother and Wang Biao's Once

The moment the card was opened, Shi Xiaoxi's heart sank when she saw a two in a peach.

Although Wang Biao's card points were small, Shi Xiaoxi still had a chance of losing.

52 cards, compared to 2 cards, there were four A cards. And would the probability of four out of twelve cards land on Shi Xiaoxi's head?

If they drew an ace