The following scatterplot shows the different amounts a babysitter charges, based on the number of hours that she babysits.

Which equation best models the babysitter's charges, where x is the time of the babysitting (in hours) and y is the amount that the babysitter charges (in dollars)?
A. y = 6x + 10
B. y = 16x
C. y = 10x + 6
D. y = 8x

Question

The following scatterplot shows the different amounts a babysitter charges, based on the number of hours that she babysits.

Which equation best models the babysitter's charges, where x is the time of the babysitting (in hours) and y is the amount that the babysitter charges (in dollars)?
A. y = 6x + 10
B. y = 16x
C. y = 10x + 6
D. y = 8x

mathmate · Answer

It depends on the country and the city, and possibly on the legal minimum wage and the employer.
A and C would have a per call charge, B and D would not.
The slope represent the hourly wage.