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Tim goes on a car journey for the first 15 minutes his average speed is 40mph

Tim goes on a car journey for the first 15 minutes his average speed is 40mph-example-1

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Answer:

For the first 15 minutes his average speed is 40 mph. He then stops for 25 minutes. He then completed the journey at an average speed of 45 mph. The total journey time is 1 hour.

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