1.
Two number cubes are rolled twice. What is the probability of rolling doubles on the first roll and then rolling a sum of 5 on the second roll?
A.
B.
C.
D.
Hint
2.
A cooler contains 5 cans of each flavor of soft drink: cola, lemon-lime, grape, and root beer. Find the probability of one person randomly picking a cola, then another person randomly selecting root beer.
A.
B.
C.
D.
Hint
3.
A red number cube and a blue number cube are tossed. If each number cube is numbered 1 through 6, determine the probability of the red number cube showing a 4 and the blue number cube showing a 2.
A.
B.
C.
D.
Hint
4.
Suppose you have a bag of numbered blocks 1–12. What is the probability of drawing a block with a prime number?
A.
, or
B.
C.
D.
, or
Hint
5.
Use a tree diagram to help you find the probability of rolling a 4 on a number cube on the first roll, and a 5 on the second roll.
A.
B.
C.
, or
D.
Hint