Question
Opal was travelling from Point B to Point C at a constant speed of 70 km/h. After 5 hours, she passed a sports car coming from the opposite direction. Opal travelled another 210 km to reach Point C. At this point, the sports car was still 59 km from Point B. What is the average speed of the sports car?
3 m

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Opal was travelling from Point B to Point C at a constant speed of 70 km/h. After 5 hours, she passed a sports car coming from the opposite direction. Opal travelled another 210 km to reach Point C. At this point, the sports car was still 59 km from Point B. What is the average speed of the sports car?