The graph shows the linear relationship between the balance in a student's school lunch account and the number of school lunches purchased. Which of these best represents the rate of change of the account balance with respect to the number of lunches purchased? $0.50 per lunch purchased $0.85 per lunch purchased $1.18 per lunch purchased $2.14 per lunch purchased

what is the answer?

a.) list the factors of 40.

1/2/4/5/8/10/20/40

b.) list the factors of 40 that represent the number of cans that could be on each shelf.

5

c.) how many different arrangements of cans are possible?

just one because if you put more on one shelf you will go way over 40 and the cabinet will probably break.

d.) what are the possible arrangements of the cans?

put 5 cans on each self to reach 40 cans in total.

e.) which arrangement uses all the shelves?

5 because you can put 5 cans on each shelf, and since there are 8 shelfs you are equally going to get 40 cans.