EM-2697
Rate and average speed
E Math · Secondary 4 · Medium · Rate and average speed
Mr Tan drives at a speed of 24 km/h for 40% of a journey and at 36 km/h for the remaining distance. Calculate his average speed for the whole journey.
- 30 km/h
- 32 km/h
- 34 km/h
- 36 km/h
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