Question
Andrew and Kaylee started driving from the same flat but in opposite directions along a straight road. After driving for 2 hours, they were 310 km apart. Andrew's average speed was 90 km/h. What was Kaylee's average speed?
2 m

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Andrew and Kaylee started driving from the same flat but in opposite directions along a straight road. After driving for 2 hours, they were 310 km apart. Andrew's average speed was 90 km/h. What was Kaylee's average speed?