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1. |
What is the probability of spinning green or blue on the spinner? |
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A. |
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B. |
 |
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C. |
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D. |
 |
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Hint |
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2. |
Two number cubes are rolled. What is the probability that their sum is 6? |
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A. |
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B. |
 |
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C. |
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D. |
 |
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Hint |
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3. |
A music store has 2 new pop CDs, 3 new rap CDs, and 2 new rock CDs in this week. If you purchase 1 of each type, how many combinations are there? |
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A. |
15 |
B. |
12 |
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C. |
10 |
D. |
7 |
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Hint |
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4. |
The Standard Automotive car company offers its midsize car with
2 doors, 4 doors, or as a convertible. The car is available in 3 exterior colors and 2 interior colors. Find the number of different midsize cars the company can produce. |
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A. |
12 |
B. |
36 |
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C. |
18 |
D. |
24 |
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Hint |
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5. |
Students at Midtown Middle School can choose their schedule from 3 math courses, 3 science courses, 2 social studies courses, and 2 art courses. Determine the number of possible schedules that include one course in each subject area. |
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A. |
18 |
B. |
10 |
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C. |
20 |
D. |
36 |
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Hint |
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6. |
Twenty-five chips, numbered 1 through 25, are placed in a box. Five chips are randomly selected without being replaced. What is the probability that all 5 chips have an odd number on them? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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7. |
In one popular game, five number cubes are rolled at the same time. If the number cubes are kept separate, what is the total possible number of outcomes? |
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A. |
360 |
B. |
30 |
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C. |
15,625 |
D. |
7,776 |
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Hint |
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8. |
A friend of yours has 26 slips of paper, one with each letter of the alphabet on it. You randomly select six of them, not replacing any. What is the probability that all six letters that you choose are consonants ('y' is a consonant, not a vowel)? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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9. |
Eight ______ is the product of all the counting numbers beginning with eight and counting backward to one. |
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A. |
outcome |
B. |
factorial |
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C. |
compound event |
D. |
permutation |
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Hint |
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10. |
Compute 5! |
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A. |
720 |
B. |
120 |
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C. |
15 |
D. |
60 |
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Hint |
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11. |
You have an assignment for an art class to paint a painting using only four colors. Visiting an art store, you find 20 colors from which to choose. How many different combinations of colors are there? |
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A. |
24 |
B. |
74 |
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C. |
116,280 |
D. |
4,845 |
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Hint |
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12. |
The Niles Park District has 140 children signed up to play Little League Baseball. The makeup of the league is shown in the table. If one child is picked at random, what is the probability that he or she is not 9 years old? Write as a fraction in simplest form. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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13. |
Ten students are playing in a chess tournament. If each student plays every other student once, how many total games are played? |
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A. |
30 |
B. |
90 |
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C. |
120 |
D. |
45 |
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Hint |
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14. |
In a survey, 100 students were asked to name their favorite season of the year. The results are shown in the table. Suppose 650 students are in the seventh grade. How many can be expected to choose fall as their favorite season? |
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 |
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A. |
90 |
B. |
120 |
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C. |
78 |
D. |
84 |
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Hint |
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