SOLUTION: what is the average speed of a racing car when it reaches the finish line of a race track that is 420km in one and a half hours?

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Question 944409: what is the average speed of a racing car when it reaches the finish line of a race track that is 420km in one and a half hours?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Divide the kms by the hours --> km/hr