Question

name: mary diaz
period: 3
date: 9/23/25
21
directions: answer the following questions using complete sentences. (3 - 4 sentences)

1. what is the central premise of the movie \21,\ and how do the main characters use mathematics to their advantage? the way they use mathematics as their advantage is by using statistics
2. who are the key characters in the film, and what motivates them to join the card - counting team? the key characters are ben, kianna, joe. what motivates him is the girl he likes, and because of medical school
3. how does the team manage to communicate and coordinate their card - counting efforts without drawing attention to themselves in the casino?

Explanation:

1. The movie "21" follows a group of MIT students who use card - counting (a form of statistics in real - world application) to win at blackjack in casinos. The central premise is their journey into the high - stakes world of gambling using mathematical skills.
2. Key characters like Ben are motivated by financial need to pay for medical school and personal relationships, such as his interest in a girl.
3. The team uses subtle non - verbal cues, pre - arranged signals, and分散的站位 to communicate and coordinate their card - counting efforts without arousing suspicion in the casino.

Answer:

1. The central premise of the movie "21" is about MIT students using card - counting, a statistical technique, to win at blackjack in casinos. The main characters use mathematics, specifically statistics related to probability and card - counting algorithms, to gain an edge in the game.
2. Key characters include Ben, who is motivated by the need to pay for medical school and his interest in a girl, and other team members like Jill and Kianna. Their motivations are a mix of financial gain and the thrill of the challenge.
3. The team communicates and coordinates through subtle hand signals, coded language, and by sitting at different tables to avoid drawing attention. They also rotate their positions and bet amounts to seem like normal gamblers.