Question
Winnie was travelling from Point F to Point G at a constant speed of 70 km/h. After 3 hours, she passed a convertible coming from the opposite direction. Winnie travelled another 140 km to reach Point G. At this point, the convertible was still 30 km from Point F. What is the average speed of the convertible?
3 m

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Winnie was travelling from Point F to Point G at a constant speed of 70 km/h. After 3 hours, she passed a convertible coming from the opposite direction. Winnie travelled another 140 km to reach Point G. At this point, the convertible was still 30 km from Point F. What is the average speed of the convertible?