Mathematics 4024 · O Level · Graphs in practical situations

Graphs in practical situations — practice question

The graph of speed against time shows how a car moves.
(a)[3]

Describe fully the car's motion shown by the lines $AB$, $BC$ and $CD$ on the graph.

(b)[2]

Find the total distance covered by the car in this motion.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: BC: uniform speed $18\,m/s$ lasting 50 s; CD: deceleration $1.2\,m/s^2$ lasting 15 s

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