| |
| |
1. |
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 |
|
| |
2. |
A set of counters is numbered 1, 2, 3, …, 12. Suppose you draw one counter without looking. What is the probability of choosing a number less than 4? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
3. |
The following table shows the results of rolling a number cube twenty times. What is the experimental probability of rolling a 4? |
| |
|
 |
| |
|
A. |
, or  |
B. |
, or  |
| |
|
C. |
 |
D. |
, or  |
| |
|
Hint |
|
| |
4. |
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. |
, or  |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
Use a tree diagram to help you find the probability of tossing a coin four times and getting 2 heads and 2 tails. |
| |
|
A. |
, or  |
B. |
, or  |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|