What relationship does this graph show?
์Number of mouths and Cost of cell phone.
What is the maximum cost of the blue line? And in what month did it happen?
500 in the 11th month.
At which ordered pair do the red and blue lines intersect?
(9, 425)
What is the cost of the blue line at month 6?
300
What is the difference in expenses in months 1 and 6?
200
What relationship does this graph show?
Time babysitting and money saved
How much money did you save before starting babysitting?
$40
If you babysit a child for 5 hours, how much will you save?
$115
How many hours of babysitting do you need to save $100?
4 hours
How much does the amount collected between 4 and 6 hours add up?
$30
How much money will you earn in 1 hour?
$15
In the first 11 hours, how much was the total amount collected?
$205
