Question
Tina was travelling from Point B to Point C at a constant speed of 100 km/h. After 3 hours, she passed a car coming from the opposite direction. Tina travelled another 200 km to reach Point C. At this point, the car was still 40 km from Point B. What is the average speed of the car?
3 m

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Tina was travelling from Point B to Point C at a constant speed of 100 km/h. After 3 hours, she passed a car coming from the opposite direction. Tina travelled another 200 km to reach Point C. At this point, the car was still 40 km from Point B. What is the average speed of the car?