Question
Kylie was travelling from Point C to Point D at a constant speed of 85 km/h. After 2 hours, she passed a bus coming from the opposite direction. Kylie travelled another 170 km to reach Point D. At this point, the bus was still 30 km from Point C. What is the average speed of the bus?
3 m

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Kylie was travelling from Point C to Point D at a constant speed of 85 km/h. After 2 hours, she passed a bus coming from the opposite direction. Kylie travelled another 170 km to reach Point D. At this point, the bus was still 30 km from Point C. What is the average speed of the bus?