Mathematics 0580 · IGCSE · Graphs in practical situations

Graphs in practical situations — practice question

The diagram gives the speed-time graph for the first 17 seconds of a car journey. NOT TO SCALE. The speed rises in a straight line from $0\,\text{m s}^{-1}$ at $0$ seconds to $20\,\text{m s}^{-1}$ at $10$ seconds, then stays at $20\,\text{m s}^{-1}$ until $17$ seconds.
(a)[1]

Calculate the acceleration of the car over the first 10 seconds.

(b)[3]

Calculate the total distance covered by the car in the 17 seconds.

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