Probability of heads in coin flips

List all equally likely outcomes of the flips. Probability = favourable ÷ total, as a fraction in lowest terms.

1. A fair coin is flipped 2 times. What is the probability of getting exactly 2 heads? Write a fraction in lowest terms.
2. A fair coin is flipped 4 times. What is the probability of getting exactly 3 heads? Write a fraction in lowest terms.
3. A fair coin is flipped 3 times. What is the probability of getting at least 2 heads? Write a fraction in lowest terms.
4. A fair coin is flipped 6 times. What is the probability of getting at least 2 heads? Write a fraction in lowest terms.
5. A fair coin is flipped 2 times. What is the probability of getting at most 0 heads? Write a fraction in lowest terms.
6. A fair coin is flipped 3 times. What is the probability of getting at most 0 heads? Write a fraction in lowest terms.
7. A fair coin is flipped 7 times. What is the probability of getting exactly 6 heads? Write a fraction in lowest terms.
8. A fair coin is flipped 5 times. What is the probability of getting at most 0 heads? Write a fraction in lowest terms.
9. A fair coin is flipped 8 times. What is the probability of getting at most 6 heads? Write a fraction in lowest terms.
10. A fair coin is flipped 4 times. What is the probability of getting at least 3 heads? Write a fraction in lowest terms.
11. A fair coin is flipped 4 times. What is the probability of getting exactly 0 heads? Write a fraction in lowest terms.
12. A fair coin is flipped 8 times. What is the probability of getting at least 5 heads? Write a fraction in lowest terms.
13. A fair coin is flipped 5 times. What is the probability of getting at most 2 heads? Write a fraction in lowest terms.
14. A fair coin is flipped 6 times. What is the probability of getting at least 6 heads? Write a fraction in lowest terms.
15. A fair coin is flipped 8 times. What is the probability of getting at least 1 head? Write a fraction in lowest terms.
16. A fair coin is flipped 5 times. What is the probability of getting at least 4 heads? Write a fraction in lowest terms.
17. A fair coin is flipped 3 times. What is the probability of getting at least 1 head? Write a fraction in lowest terms.
18. A fair coin is flipped 3 times. What is the probability of getting exactly 2 heads? Write a fraction in lowest terms.
19. A fair coin is flipped 8 times. What is the probability of getting at most 5 heads? Write a fraction in lowest terms.
20. A fair coin is flipped 8 times. What is the probability of getting at least 7 heads? Write a fraction in lowest terms.