Question

9. A train leaves station A at 08:00 hours to reach station B
at 09:30 hours, travelling at 90 km/h. At 10:00 hours, it leaves station B and travels at 110 km/h to reach station
C at 12:00 hours. What was the average speed of the train
in travelling from station A to station C?
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Answer 1

Answer:

9. A train leaves station A at 08:00 hours to reach station B

at 09:30 hours, travelling at 90 km/h. At 10:00 hours, it leaves station B and travels at 110 km/h to reach station

C at 12:00 hours. What was the average speed of the train

in travelling from station A to station C?

sol:90km/h+110km/h