Question
William started travelling at 7 a.m. at a speed of 60 km/h towards a town. Kaylee started travelling towards the town from the same place 5 hours later. When William reached the town at 3 p.m., Kaylee had another 180 km to travel. What was Kaylee's average speed?
3 m

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William started travelling at 7 a.m. at a speed of 60 km/h towards a town. Kaylee started travelling towards the town from the same place 5 hours later. When William reached the town at 3 p.m., Kaylee had another 180 km to travel. What was Kaylee's average speed?