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1. |
What is the probability that you roll an odd number on a six-sided number cube? |
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A. |
3:1 |
B. |
1:1 |
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C. |
 |
D. |
 |
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Hint |
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2. |
If a die and coin are tossed, what is the probability of rolling an even number on the die and heads on the coin? |
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A. |
 |
B. |
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C. |
 |
D. |
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Hint |
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3. |
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? |
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A. |
 |
B. |
 |
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C. |
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D. |
 |
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Hint |
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4. |
A bag contains 7 purple marbles, 5 yellow marbles, 3 white marbles, and 1 black marble. What is the probability of randomly selecting a marble that is not purple? |
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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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5. |
Find 12!. |
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A. |
479,001,600 |
B. |
78 |
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C. |
39,916,800 |
D. |
6,227,020,800 |
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Hint |
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6. |
A briefcase combination lock contains 4 digits. Each digit is a number between 0 and 9. How many different combinations are possible if each number can only be used once? |
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A. |
7,200 |
B. |
10,000 |
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C. |
5,040 |
D. |
40 |
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Hint |
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7. |
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? |
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A. |
 |
B. |
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C. |
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D. |
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Hint |
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8. |
The table shows the results of rolling a number cube over three separate experiments. What is the experimental probability of rolling a two for all three experiments? |
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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. |
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 greater then or equal to five? |
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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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10. |
A card is drawn at random from a standard deck of 52 playing cards. What is the probability that the card is a spade or a three? |
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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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11. |
Two cubes are rolled. What is the probability that the numbers rolled are doubles or the sum of 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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12. |
A bag of marbles has 4 blue marbles, 1 red marble, 5 green marbles and 6 orange marbles. One marble is taken from the bag. It is not replaced. Then another marble is taken from the bag. What is the probability that the first marble is blue and the second marble is orange? |
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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. |
Calculate 4C4 |
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A. |
24 |
B. |
1 |
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C. |
16 |
D. |
8 |
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Hint |
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14. |
Calculate 6C2 |
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A. |
8 |
B. |
15 |
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C. |
60 |
D. |
90 |
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Hint |
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