Question

The first image is for first question and the second image is for the seconde question

The graph below shows the distance a vehicle travels at a constant speed. What is the speed of the car?


0.025 mph


0.25 mph


25 mph


40 mph



another question:The graph below represents Jason's speed on a recent trip. For which time period is his rate of change negative
between 0 and 5 minutes


between 5 and 10 minutes


between 10 and 20 minutes


between 20 and 25 minutes

Answer 1

oh okay so then the answer would be 40mph because the constant change is 40 because 2*40= 80, 4*40=160 and so on...