Question
A purple bus left Town T for Town U at the same time when a black bus left Town U to Town T. The average speed of the purple bus and the black bus were 74 km/h and 86 km/h respectively. The two buses passed each other at a point 18 km from the midway of the two towns. How far apart are these two towns?
3 m

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A purple bus left Town T for Town U at the same time when a black bus left Town U to Town T. The average speed of the purple bus and the black bus were 74 km/h and 86 km/h respectively. The two buses passed each other at a point 18 km from the midway of the two towns. How far apart are these two towns?