Question
Natalie was travelling from Point T to Point U at a constant speed of 90 km/h. After 3 hours, she passed a van coming from the opposite direction. Natalie travelled another 270 km to reach Point U. At this point, the van was still 45 km from Point T. What is the average speed of the van?
3 m

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Natalie was travelling from Point T to Point U at a constant speed of 90 km/h. After 3 hours, she passed a van coming from the opposite direction. Natalie travelled another 270 km to reach Point U. At this point, the van was still 45 km from Point T. What is the average speed of the van?