How many numbers do you need for bingo?

Related questions

1. Can you win at bingo?
2. How much is bingo at Southpoint?
3. Can you make a living playing bingo?
4. How much should I charge for bingo?
5. How long is a bingo session?
6. Do people actually win online bingo?
7. Is bingo just luck?
8. How do you cheat at bingo?
9. Is online bingo legal?
10. Are some bingo cards better than others?

Tags

1. #square
2. #usually
3. #numbers
4. #typically
5. #balls
6. #board
7. #representing
8. #total
9. #centre
10. #leaving
11. #bingo
12. #given