Car A and car B drive oppositely from two places 675km apart at the same time, and the cars meet after 4.5 hours. Car A travels 87.5 km per hour, how many kilometers per hour does Car B travel?
甲、乙两车同时从相距675km的两地相对开出，经过4.5小时辆车相遇．甲车每小时行87.5km，乙车每小时行多少千米？
<gadget id="calculator">675 / 4.5</gadget>
<output>150</output>

<gadget id="calculator">150 - 87.5</gadget>
<output>62.5</output>

<result>62.5</result>