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Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 4 - No. 37)

A cyclist travels 20 meters in 4 seconds. What is the cyclist's speed?
5 m/s
80 m/s
0.2 m/s
4 m/s

解释

Speed = Distance / Time; 20m / 4s = 5 m/s

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