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?
    A. B.
    C. D.
    Hint

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

  3.   Suppose you spin one spinner numbered 1 to 3 and another spinner numbered 1 to 5, and multiply the two outcomes. How many possible number pairs can you roll?
    A. 15 B. 8
    C. 20 D. 3
    Hint

  4.   Suppose you roll two 10-sided dice with faces numbered 1 to 10. How many possible number pairs can you roll?
    A. 100 B. 10
    C. 75 D. 50
    Hint

  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. What is the probability of winning the game if order did not matter?
    A. B.
    C. D.
    Hint

  6.   In the three-team playoff structure below, what is the probability that Team A will win assuming every team has an equal chance of winning?
   
    A. B.
    C. D.
    Hint



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