Maddy and Caitlin spend a certain amount of money from their money box each month to buy bracelet-making supplies.


The table shows the relationship between the amount of money (y) remaining in Maddy's money box and the number of months (x):


Function 1



Number of Months

(x)


Amount Remaining (in $)

(y)



1 100

2 80

3 60

4 40



The equation shows the relationship between the amount of money (y) remaining in Caitlin’s money box and the number of months (x):


Function 2:

y = −18x + 120


Which statement explains which function shows a greater rate of change?


Function 2 shows a greater rate of change, because Maddy spends $20 each month and Caitlin spends $18 each month.


37 POINTS! Right answer only! And Brainliest!



Function 2 shows a greater rate of change, because Maddy spends $100 each month and Caitlin spends $120 each month.


Function 1 shows a greater rate of change, because Maddy spends $20 each month and Caitlin spends −$18 each month.


Function 1 shows a greater rate of change, because Maddy spends $20 each month and Caitlin spends $18 each month.