Cars A and B leave opposite places A and B. The speed of car A is 65 km/h, and the speed of car B is 78 km/h. After 5 hours, the two cars meet each other. How far is the distance between A and B? km?
甲、乙两车从A、B两地相对开出，甲车的速度是65千米/时，乙车的速度是78千米/时，5小时后两车相遇，请问AB两地相距多少千米？
<gadget id="calculator">133 * 5</gadget>
<output>665</output>

<result>665</result>