I believe the answer should be A {(1, 6.0),(2, 5.75),(3, 5.50)}
¼ is equal to 0.25 because when you times by 4 you get a whole :)
The value is what the Y axis is when X is 8.
Draw a vertical line down from X=8 and see where the line crosses on the Y axis.
See the attached picture. The answer is Y = -4