Seudónimo Seudónimo
  • 04-01-2017
  • Mathematics
contestada

Savannah was paid $87 for 12 hours of babysitting and $65.25 for 9 hours. What is the constant of proportionality that describes this relationship? A) 0.14 Eliminate B) 7.25 C) 12.5 D) 65

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Аноним Аноним
  • 04-01-2017
answer is B) 7.25 

$87 / 12 = $7.25 per hour 

$65.25  / 9 = $ 7.25 per hour  
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