Q. A train is travelling up a 3.73 degree incline at a speed of 3.25m/s as the last car breaks free. How far does last car travel before its speed momentarily reaches zero?

Q. David is driving a steady 25 while he passes Tina, who is sitting in her car at rest. Tina begins to accelerate at a steady 2.9 at the instant when David passes.

How far does Tina drive before passing David?

What is her speed as she passes him?