Company A would because it is the least with the lowest slope since it is not increasing very fast
It think the answer could quite possibly be 4
You know the total amount, 32.00, and the cost of each gallon, 1.60, so you can make an equation using x as the amount of gallons bought.
1.60x = 32.00
Now just divide 32.00 by 1.60
x= 32.00/1.60
x= 20
Choice A is the correct answer