Question
Roshel started travelling at 6 a.m. at a speed of 65 km/h towards a town. Amelia started travelling towards the town from the same place 4 hours later. When Roshel reached the town at 3 p.m., Amelia had another 180 km to travel. What was Amelia's average speed?
3 m

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Roshel started travelling at 6 a.m. at a speed of 65 km/h towards a town. Amelia started travelling towards the town from the same place 4 hours later. When Roshel reached the town at 3 p.m., Amelia had another 180 km to travel. What was Amelia's average speed?