Question
A green bus left Town L for Town M at the same time when a red bus left Town M to Town L. The average speed of the green bus and the red bus were 62 km/h and 82 km/h respectively. The two buses passed each other at a point 20 km from the midway of the two towns. How far apart are these two towns?
3 m

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A green bus left Town L for Town M at the same time when a red bus left Town M to Town L. The average speed of the green bus and the red bus were 62 km/h and 82 km/h respectively. The two buses passed each other at a point 20 km from the midway of the two towns. How far apart are these two towns?