Question

#3

Answer 1

It's similar to #2. :) Try and follow the steps we did on the other question. :)

Answer 2

#3 this time lol

Answer 3

ohh it is ok lol

Answer 4

Are you working it out? :)

Answer 5

yes

Answer 6

Okay. :P
I'm gonna have to go soon. :P

Answer 7

Here's a tip.
The slope is decreasing so it's gonna be a negative number.

Answer 8

oh

Answer 9

B.?

Answer 10

Yesss!! :D
It is decreasing by 2 gallons every 3 mins. :D http://prntscr.com/aciem7

Answer 11

And now #4
We'll pick out the 2 points, (2, 1) and (4, -2)