Question
A white bus left Town W for Town X at the same time when a grey bus left Town X to Town W. The average speed of the white bus and the grey bus were 72 km/h and 77 km/h respectively. The two buses passed each other at a point 25 km from the midway of the two towns. How far apart are these two towns?
3 m

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A white bus left Town W for Town X at the same time when a grey bus left Town X to Town W. The average speed of the white bus and the grey bus were 72 km/h and 77 km/h respectively. The two buses passed each other at a point 25 km from the midway of the two towns. How far apart are these two towns?