jakharimanning jakharimanning

17-03-2016
Mathematics

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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

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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