Two cars, A and B, are driving toward each other at the same time from two places 425 kilometers apart. Car A travels 40 kilometers per hour, which is 5 kilometers per hour less than car B. How many hours later will the two cars meet on the way?
甲、乙两辆汽车同时从相距425千米的两地相向而行，甲车每小时行40千米，比乙车每小时少5千米，几小时后两车在途中相遇？
<gadget id="calculator">40 + 5 + 40</gadget>
<output>85</output>

<gadget id="calculator">425 / 85</gadget>
<output>5</output>

<result>5</result>