The distance between A and B is 525 kilometers. Cars A and B depart from places A and B at the same time. It is known that car A’s speed is 90 km/h, which is 30 km/h faster than that of car B. Did the two cars meet after 3 hours?
A、B两地相距525千米，甲、乙两车分别从A、B两地同时出发，已知甲车的速度是90千米/时，比乙车的速度快30千米/时．3小时后两车有没有相遇过？
<result>3</result>