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Probability

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  Becky and John were playing a game called backgammon that uses two cubes
  numbered 1 through 6. At the end of the game, Becky needed to roll a 6 and a 1 on the two number cubes to win. The table shows the outcome of tossing two cubes. What is the probability of rolling a combination of a 6 and a 1 on the two number
  cubes?

  
  

  1 out of 6

  1 out of 12

  1 out of 18

  1 out of 36

  
  
  

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• 

  There are 30 cookies in a jar in William’s kitchen; 15 of them are peanut butter and 15 are chocolate chip. If William reaches into the jar without looking, what is the probability that he will select a chocolate chip cookie?

  
  

  1/30

  1/15

  1/4

  1/2

  
  
  

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• 

  Chris has six sweaters, five pairs of jeans, and four pairs of shoes in his closet. How many different arrangements of three-piece outfits can Chris make of one sweater, one pair of jeans, and one pair of shoes?

  
  

  24

  30

  120

  240

  
  
  

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• 

  A container has six cubes. Of these cubes, two are red, one is green, and three are black. If two cubes are drawn from the container at the same time, what is the probability that both cubes will be black?

  
  

  1/5

  1/2

  3/5

  1/4

  
  
  

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• 

  Elaine's class used two number cubes in a probability experiment. One cube has one of the numbers 1 through 6 on each of its faces. The other cube has 2 red, 2 blue, and 2 green faces. How many different outcomes are possible for a number and a color on the top faces when both cubes are rolled at the same time?

  
  

  6

  9

  18

  36

  
  
  

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• 

  

  A high school cafeteria allows students to determine their own menus by choosing 1 item from each of 5 food lists. How many different menu combinations are possible?

  
  

  5

  15

  120

  192

  
  
  

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