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Functions

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  A telemarketer earns $6.00 for each hour, h, he works. In addition, he earns a $2.00 bonus for each sale he makes.

  
  Which of the following expressions represents the telemarketer’s earnings for a week in which he makes 7 sales and works h hours?

  
  

  

  

  

  

  
  
  

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  Naomi picked y flowers and will put an equal number of flowers in n vases. Which expression represents the number of flowers Naomi will put in each vase?

  
  

  

  

  

  

  
  
  

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  Lacy bought a T-shirt and shoes for a total of $55.00. The shoes cost $39.95. Which equation could be used to find t, the cost of the T-shirt?

  
  

  t + $39.95 = $55.00

  t – $39.95 = $55.00

  t + $55.00 = $39.95

  t – $55.00 = $39.95

  
  
  

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  When she began a new exercise program, Abigail could do only 9 minutes of high intensity exercises. At the end of the first week, she could do a maximum of 18 minutes of the same exercises. By the end of the third week, she had increased her maximum time for these exercises to 30 minutes. What was her average rate of increase in minutes per week?

  
  

  3 min per week

  7 min per week

  9 min per week

  12 min per week

  
  
  

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