1.
Two number cubes are rolled. What are the odds that the sum of the numbers showing is less than 9?
A.
13:5
B.
5:13
C.
5:18
D.
13:16
Hint
2.
A vase contains 3 red flowers, 3 violet flowers, 6 pink flowers, and 8 yellow flowers. If one flower is chosen at random, what are the odds that it is not red or yellow?
A.
11:9
B.
17:3
C.
9:11
D.
3:2
Hint
3.
From a class with 12 boys and 15 girls, one student is selected at random. What are the odds in favor of selecting a girl?
A.
5:4
B.
4:5
C.
4:9
D.
5:9
Hint
4.
The spinner below is spun. What are the odds against it landing on green?
A.
2:3
B.
1:2
C.
2:1
D.
1:3
Hint
5.
Using a standard deck of 52 playing cards, one card is randomly picked. What are the odds that the card is a diamond or a 5?
A.
9:4
B.
9:13
C.
4:9
D.
4:13
Hint