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Mathematics 11 Online
OpenStudy (anonymous):

The amount that Susan charges per hour for babysitting is directly proportional to the number of children she is watching. She charges $4.50 for 3 kids. How much would she charge to babysit 5 kids?

OpenStudy (anonymous):

4.50 for 3 kids means 1.50 for 1 kid so for 5 kids, 1.50*5 = 7.50

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