Question
The distance between City B and City C was 680 km apart. A car travelled at an average speed of 90 km/h from City B to City C. At the same time, a sports car travelled at an average speed of 80 km/h from City C to City B. How much further did the car travel than the sports car when the car met the sports car on the way?
3 m

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The distance between City B and City C was 680 km apart. A car travelled at an average speed of 90 km/h from City B to City C. At the same time, a sports car travelled at an average speed of 80 km/h from City C to City B. How much further did the car travel than the sports car when the car met the sports car on the way?