Question
Fanny was travelling from Point E to Point F at a constant speed of 70 km/h. After 3 hours, she passed a van coming from the opposite direction. Fanny travelled another 140 km to reach Point F. At this point, the van was still 42 km from Point E. What is the average speed of the van?
3 m

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Fanny was travelling from Point E to Point F at a constant speed of 70 km/h. After 3 hours, she passed a van coming from the opposite direction. Fanny travelled another 140 km to reach Point F. At this point, the van was still 42 km from Point E. What is the average speed of the van?