Question
John and Joseph started driving from the same villa but in opposite directions along a straight road. After driving for 3 hours, they were 480 km apart. John's average speed was 85 km/h. What was Joseph's average speed?
2 m

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John and Joseph started driving from the same villa but in opposite directions along a straight road. After driving for 3 hours, they were 480 km apart. John's average speed was 85 km/h. What was Joseph's average speed?