EM-2336
Rate and average speed
E Math · Secondary 4 · Medium · Rate and average speed
A car travels from town A to town B, a distance of 180 km, at an average speed of 72 km/h. It then travels from town B to town C, a distance of 120 km, at an average speed of 60 km/h. Find the average speed of the car for the whole journey from A to C.
- 66.7 km/h
- 66 km/h
- 68 km/h
- 70 km/h
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