With dot plot if it’s symmetrical its the mean and MAD, so i think that.
Answer
4
~~~~~~~~~~~~~~~~~~~~~~~
Yeah it's 4 again double check!
The function will be

where y is the balance, and x is the number of month.
The raph will be a line on the xy-plain which starts at the point (0, 360), and end in the point (72, 0).
Hope it helps.
Answer:
x ≈ 31°
Step-by-step explanation:
Using the tangent ratio in the right triangle
tan x° =
=
, thus
x =
(
) ≈ 31° ( to the nearest whole number )