设乙车出发x小时两车相遇.
100x-(x+1/4)×60=65
100x-60x-15=65
40x=80
x=2
100x+(x+1/4)×60
=100x+60x+15
=160x+15
当x=2时,原式=160×2+15=335
A、B两地之间的距离是335千米.
设乙车出发x小时两车相遇.
100x-(x+1/4)×60=65
100x-60x-15=65
40x=80
x=2
100x+(x+1/4)×60
=100x+60x+15
=160x+15
当x=2时,原式=160×2+15=335
A、B两地之间的距离是335千米.