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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. |
2 |
B. |
6 |
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C. |
3 |
D. |
4 |
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Hint |
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2. |
Ben, Jenny, Angela, and Craig all ran in the 1-mile cross-country race. How many ways can the four people finish the race? |
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A. |
24 |
B. |
20 |
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C. |
16 |
D. |
8 |
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Hint |
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3. |
Ben, Jenny, Angela, and Craig all ran in the 1-mile cross-country race. What is the probability that Jenny came in first? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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4. |
Ben, Jenny, Angela, and Craig all ran in the 1-mile cross-country race. What is the probability that Craig finished ahead of Ben? |
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A. |
 |
B. |
 |
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C. |
+ |
D. |
 |
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Hint |
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5. |
All whole-number pairs with a sum of 30 are placed into a hat. How many pairs are there? |
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A. |
30 |
B. |
16 |
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C. |
12 |
D. |
15 |
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Hint |
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