Question
Chloe started travelling at 7 a.m. at a speed of 69 km/h towards a town. Alexander started travelling towards the town from the same place 2 hours later. When Chloe reached the town at 3 p.m., Alexander had another 180 km to travel. What was Alexander's average speed?
3 m

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Chloe started travelling at 7 a.m. at a speed of 69 km/h towards a town. Alexander started travelling towards the town from the same place 2 hours later. When Chloe reached the town at 3 p.m., Alexander had another 180 km to travel. What was Alexander's average speed?