Why is it so easy for smokey and bj to beat rusty James at poker in the novel rumble fish?

Smokey and BJ are able to beat Rusty James at Poker in the novel "Rumble Fish" because they are more experienced and skilled at the game. They have likely played poker more frequently and have a better understanding of the strategies involved, giving them an advantage over Rusty James, who may not have as much experience with the game. Additionally, Rusty James's impulsiveness and lack of focus may have also contributed to his defeat.