jakharimanning jakharimanning
  • 17-03-2016
  • 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?

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olemakpadu
olemakpadu olemakpadu
  • 17-03-2016
12 hours worth $87

1 hour would be  $87/12 = $7.25


9 hours worth $65.25

1 hour would be  $65.25/9 = $7.25


The constant of proportionality is  $7.25 per hour.
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