| |
| |
1. |
Four blocks are placed in a paper bag. Each block is marked with a different letter, A, C, T, or E. Several children are playing a game by picking three blocks out of the bag without looking into the bag as they choose. Anyone who picks the three blocks that spell CAT wins a point. What is the probability of picking the blocks marked C, A, and T? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
2. |
Students at Garner Middle School are given the opportunity to determine the school's mascot, the mascot's name, and the school colors. The choices are narrowed down to those shown in the table below. What is the probability that the students will choose a lion named Gus for their mascot? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
3. |
In how many different ways can someone arrange 8 books on a shelf? |
| |
|
A. |
36 |
B. |
362,880 |
| |
|
C. |
4,096 |
D. |
40,320 |
| |
|
Hint |
|
| |
4. |
Tabitha and Paco are in a video game room that consists of 10 games. How many different ways can they play all 10 games if they play each game once? |
| |
|
A. |
55 |
B. |
3,628,800 |
| |
|
C. |
362,880 |
D. |
20 |
| |
|
Hint |
|
| |
5. |
A composition teacher needs to choose 10 students out of 15 to serve as rough draft reviewers. A group of 10 seniors, 3 juniors, and 2 sophomores have volunteered. How many different ways can the teacher choose 10 students? |
| |
|
A. |
3,003 |
B. |
36,036 |
| |
|
C. |
360,360 |
D. |
133,133 |
| |
|
Hint |
|
| |
6. |
A composition teacher needs to choose 10 students out of 15 to serve as rough draft reviewers. A group of 10 seniors, 3 juniors, and 2 sophomores have volunteered. If the students are chosen randomly, what is the probability that 6 seniors, 2 juniors, and 2 sophomores will be selected? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
7. |
A sociology teacher asked her students how many siblings they have. The results of the survey are shown in the table. Find the probability that a randomly chosen student has at least three siblings. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
8. |
The table shows the probability distribution of the number of televisions per household in a neighborhood. What is the probability that a household in this neighborhood has fewer than three televisions? |
| |
|
 |
| |
|
A. |
0.77 |
B. |
0.23 |
| |
|
C. |
0.44 |
D. |
0.72 |
| |
|
Hint |
|
| |
9. |
The table shows the results when a number cube was rolled. What is the experimental probability of rolling a one? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
10. |
The table shows the results of rolling a number cube over three separate experiments. What is the experimental probability of rolling a number that is less than or equal to three? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|