Question
Jade was travelling from Point C to Point D at a constant speed of 85 km/h. After 4 hours, she passed a car coming from the opposite direction. Jade travelled another 425 km to reach Point D. At this point, the car was still 55 km from Point C. What is the average speed of the car?
3 m

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Jade was travelling from Point C to Point D at a constant speed of 85 km/h. After 4 hours, she passed a car coming from the opposite direction. Jade travelled another 425 km to reach Point D. At this point, the car was still 55 km from Point C. What is the average speed of the car?