Mathematics 4024 · O Level · Graphs in practical situations

Graphs in practical situations — practice question

This diagram shows the train’s journey on a speed-time graph for part of the trip.

(a)[1]

Find the deceleration over the time interval from $t = 20$ to $t = 60$.

(b)[1]

Find the speed at $t = 50$.

(c)[2]

Find the distance covered from $t = 0$ to $t = 20$.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$\frac35$” …