Question
David started travelling at 7 a.m. at a speed of 80 km/h towards a town. Anthony started travelling towards the town from the same place 2 hours later. When David reached the town at 7 p.m., Anthony had another 180 km to travel. What was Anthony's average speed?
3 m

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David started travelling at 7 a.m. at a speed of 80 km/h towards a town. Anthony started travelling towards the town from the same place 2 hours later. When David reached the town at 7 p.m., Anthony had another 180 km to travel. What was Anthony's average speed?