Cars A and B start at the same time from places A and B, which are 650 km apart, and drive towards each other. Car A travels 70 km per hour, and Car B travels 60 km per hour. How many hours did we meet?
甲、乙两车分别从相距650km的A、B两地同时出发，相向而行．甲车每小时行70km，乙车每小时行60km．几小时相遇？
<gadget id="calculator">70 + 60</gadget>
<output>130</output>

<gadget id="calculator">650 / 130</gadget>
<output>5</output>

<result>5</result>