If a car travels 120 km in 4 hours, what is its average speed?
Answer
30 km/h
The correct answer is 30 km/h — So the car’s average speed is kilometres per hour.
Step-by-step solution
- Average speed is defined as total distance divided by total time.
- So the car’s average speed is kilometres per hour.
Common mistake: Dividing distance by time incorrectly
Concept tested: Calculating average speed
Published · How this solution was prepared and checked
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