The distance between places A and B is 504 kilometers. Two cars, A and B, drive toward each other from places A and B at the same time. They meet each other after 2.8 hours. It is known that car A travels 93.5 kilometers per hour, and how many kilometers does car B travel per hour? rice?
A、B两地的路程是504千米，甲乙两辆汽车同时从A、B两地相向而行，2.8小时后相遇，已知甲车每小时行93.5千米，乙车每小时行多少千米？
<gadget id="calculator">504 / 2.8</gadget>
<output>180</output>

<gadget id="calculator">180 - 93.5</gadget>
<output>86.5</output>

<result>86.5</result>