patterns and expressions

Yesterday you borrowed $30 from your brother. Every day that you don't pay it back, you owe $2.00 more. So today, day 1, you owe him $32.00; on day 2 you will owe him $34.00; on day 3 you will owe him $36.00, etc. If you still haven't paid him back, how much will you owe him on day 22?

C.74.00

You want to set up an aquarium and need to determine what size tank to buy. The graph shows tank sizes using a rule that relates the capacity of the tank to the combined lengths of the fish it can hold.

D. 19 gallon

identify a pattern and find the next number in the pattern. -48, -24, -12, -6

D. 3

how many line segments are in the 20th figure?

D. 60

look at the figure from left to right . what would the next figure in the pattern look like?

c. triangle