Question
Sabrina was travelling from Point C to Point D at a constant speed of 75 km/h. After 4 hours, she passed a bus coming from the opposite direction. Sabrina travelled another 150 km to reach Point D. At this point, the bus was still 38 km from Point C. What is the average speed of the bus?
3 m

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Sabrina was travelling from Point C to Point D at a constant speed of 75 km/h. After 4 hours, she passed a bus coming from the opposite direction. Sabrina travelled another 150 km to reach Point D. At this point, the bus was still 38 km from Point C. What is the average speed of the bus?