This table shows how the balance in John's savings account has changed over the course of a year.

Month

Balance (dollars)

month 1: $400

month 3: $600

month 7: $1000

month 10: $1300

month 12: $1500

How much did John save per month during the year?

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)

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.