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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. What is the probability that Li will play Shareem? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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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. |
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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. |
Suppose two players each roll a die and find the difference between the numbers, subtracting the lesser number from the greater number. Which difference gives the greatest probability? |
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A. |
4 |
B. |
0 |
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C. |
1 |
D. |
2 |
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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. |
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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. |
To win the 2-of-7 lottery game, players must match two numbers from 1 to 7 with those selected in a random drawing. How many ways are there to select the first number? |
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A. |
7 |
B. |
2 |
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C. |
14 |
D. |
42 |
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Hint |
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6. |
In the six-team playoff structure below, what is the probability that Team B 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. |
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D. |
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Hint |
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