EM-2810
Rate and average speed
E Math · Secondary 4 · Hard · Rate and average speed
A cyclist travels at 18 km/h for 40% of a journey and at 30 km/h for the remaining distance.
What is his average speed for the whole journey?
What is his average speed for the whole journey?
- 20 km/h
- 22.5 km/h
- 23.7 km/h
- 24.0 km/h
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