List the sample space
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
Find P(at least 6)
5/10 = 1/2 = 0.5
Find P(7 or 9)
2/10 = 1/5 = 0.2
List the sample space
1, 2, 3, 4, 5
Find the probability of selecting an odd number
3/5 = 0.6
Find the probability of selecting the number 2
1/5 = 0.2
Find the probability of selecting a number which is at most 4
4/5 = 0.8
Find the probability of selecting a number which is at least 2
4/5 = 0.8