Question
Ryan started travelling at 5 a.m. at a speed of 67 km/h towards a town. William started travelling towards the town from the same place 5 hours later. When Ryan reached the town at 3 p.m., William had another 180 km to travel. What was William's average speed?
3 m

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Ryan started travelling at 5 a.m. at a speed of 67 km/h towards a town. William started travelling towards the town from the same place 5 hours later. When Ryan reached the town at 3 p.m., William had another 180 km to travel. What was William's average speed?