Mathematics 0580 · IGCSE · Graphs in practical situations

Graphs in practical situations — practice question

The diagram presents the speed-time graph for 120 seconds of a car journey.
(a)[1]

Calculate the car's deceleration during the first 20 seconds.

(b)[3]

Calculate the total distance covered by the car in the 120 seconds.

(c)[1]

Calculate the average speed for this 120 second journey.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$0.4$, equivalently $\frac{2}{5}$” …

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