Question
William started travelling at 9 a.m. at a speed of 80 km/h towards a town. Sophia started travelling towards the town from the same place 3 hours later. When William reached the town at 5 p.m., Sophia had another 180 km to travel. What was Sophia's average speed?
3 m

Click button first when a symbol is required. X

William started travelling at 9 a.m. at a speed of 80 km/h towards a town. Sophia started travelling towards the town from the same place 3 hours later. When William reached the town at 5 p.m., Sophia had another 180 km to travel. What was Sophia's average speed?