Question
Robert and Julian started driving from the same villa but in opposite directions along a straight road. After driving for 2 hours, they were 310 km apart. Robert's average speed was 80 km/h. What was Julian's average speed?
2 m

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Robert and Julian started driving from the same villa but in opposite directions along a straight road. After driving for 2 hours, they were 310 km apart. Robert's average speed was 80 km/h. What was Julian's average speed?