Answer:
The slope of the line is 3/4
Step-by-step explanation:
There is a difference of 3 in the y coordinate and 4 for the x coordinate from each exact point.
75.7082
Since 0.264172 equal 1 gallon so you need to multiply 0.264172*20 and get 75.7082
A
I think it may be B
see the attachment photo!