Question
Risa and Ellie started driving from the same flat but in opposite directions along a straight road. After driving for 2 hours, they were 360 km apart. Risa's average speed was 80 km/h. What was Ellie's average speed?
2 m

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Risa and Ellie started driving from the same flat but in opposite directions along a straight road. After driving for 2 hours, they were 360 km apart. Risa's average speed was 80 km/h. What was Ellie's average speed?