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?
    A. 4 B. 6
    C. 3 D. 2
    Hint

  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 Li will play Shareem?
    A. B.
    C. D.
    Hint

  3.   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?
    A. B.
    C. D.
    Hint

  4.   All whole-number pairs with a sum of 30 are placed into a hat. How many pairs are there?
    A. 15 B. 16
    C. 30 D. 12
    Hint

  5.   Three whole numbers have a mean of 4. How many such whole-number triples exist?
    A. 20 B. 17
    C. 19 D. 18
    Hint



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