Wang Li rides a bike from A to B, and Chen Ping rides a bike from B to A.. They are both moving at a constant speed on the same road. It is known that the two of them set out at 8 am at the same time

Wang Li rides a bike from A to B, and Chen Ping rides a bike from B to A.. They are both moving at a constant speed on the same road. It is known that the two of them set out at 8 am at the same time and arrived at. Solution: Let AB be x kilometers apart.

According to the meaning of the question

(x-36)/( 10-8)=(x+36)/( 12-8)

Solution: x= 108

A: The distance between a:AB and Beijing is108km.

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