Can somebody answer please.

1. 2

2. 2/8 or 1/4 simplified

3. 5hrs

Hope I helped!

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).