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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 the pair includes Katlin? |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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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. |
20 |
B. |
16 |
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C. |
24 |
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 Craig finished ahead of Ben? |
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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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4. |
If the mean of three numbers is 4, what is their sum? |
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A. |
7 |
B. |
27 |
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C. |
12 |
D. |
64 |
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Hint |
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5. |
Three whole numbers have a mean of 4. How many such whole-number triples exist? |
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A. |
17 |
B. |
19 |
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C. |
18 |
D. |
20 |
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Hint |
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