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  Elijah is making muffins for his homeroom party tomorrow morning. The muffin recipe calls for 4 cups of flour and 2 cups of sugar. However, he only has 3 1/2 cups of flour. Elijah needs to reduce the amount of sugar by the same proportion. How much sugar will Elijah use?

  
  

  1 3/4 cups

  1 1/2 cups

  
  
  

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  When 450 people attend the circus, 3 food stands are open. When there are 900 people, 6 stands are open. About how many people are at the circus if 9 food stands are open?

  
  

  1,050

  1,200

  1,350

  1,500

  
  
  

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  How many liters of a 75% salt water solution should be added to 50 liters of a 25% salt water solution to make a 50% salt water solution?

  
  

  50

  55

  60

  75

  
  
  

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