A motorcycle travels 120 km. The journey takes three hours. The highest speed of the motorcycle is 70 km/h, and the lowest speed is 30 km/h.
What is the average speed for the journey?
30 km/h30\text{ km/h}30 km/h
40 km/h40\text{ km/h}40 km/h
50 km/h50\text{ km/h}50 km/h
100 km/h100\text{ km/h}100 km/h
204 exam-style questions on CIE IGCSE Physics Motion, covering Motion. Each one has a worked solution and a mark scheme showing where the marks go.