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1. |
Dave, Shareem, Li, and Katlin are deciding which two players will play the first game of checkers. They put their names into a hat and pull out two at random. How many outcomes are in the sample space? |
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A. |
3 |
B. |
4 |
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C. |
6 |
D. |
2 |
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Hint |
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2. |
Dave, Shareem, Li, and Katlin are deciding which two players will play the first game of checkers. They put their names into a hat and pull out two at random. What is the probability that the pair includes Katlin? |
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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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3. |
Suppose you roll two 10-sided dice with faces numbered 1 to 10. How many possible number pairs can you roll? |
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A. |
100 |
B. |
10 |
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C. |
50 |
D. |
75 |
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Hint |
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4. |
Suppose two players each roll a die and find the difference between the numbers, subtracting the lesser number from the greater number. What is the probability that the difference is 0 or 1? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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5. |
In a state lottery held twice per week, players choose 6 numbers from 1 to 54. They win the grand prize if they match all 6 numbers in any order. What are your chances of winning the grand prize? |
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A. |
1 out of 54 |
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B. |
1 out of 18,595,558,800 |
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C. |
1 out of 54,000,000 |
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D. |
1 out of 25,827,165 |
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Hint |
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6. |
In the three-team playoff structure below, what is the probability that Team C will win assuming every team has an equal chance of winning? |
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A. |
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B. |
 |
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C. |
 |
D. |
 |
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Hint |
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