Question
Risa was travelling from Point L to Point M at a constant speed of 60 km/h. After 3 hours, she passed a bus coming from the opposite direction. Risa travelled another 120 km to reach Point M. At this point, the bus was still 36 km from Point L. What is the average speed of the bus?
3 m

Click button first when a symbol is required. X

Risa was travelling from Point L to Point M at a constant speed of 60 km/h. After 3 hours, she passed a bus coming from the opposite direction. Risa travelled another 120 km to reach Point M. At this point, the bus was still 36 km from Point L. What is the average speed of the bus?