The two teams of public security officers went out to perform tasks, and at the same time they walked from the same place with their backs, and the distance between them was 375 kilometers in 2.5 hours. One of them rides a motorcycle and travels 80 kilometers per hour, and the other rides a car, how many kilometers per hour? (Solution of column equation)
两队公安干警外出执行任务，同时从同一地点背向而行，2.5小时相距375千米．其中的一列公安干警骑摩托车，每小时行80千米，另一队乘汽车，每小时行多少千米？(列方程解)
<gadget id="calculator">80 * 2.5</gadget>
<output>200</output>

<gadget id="calculator">375 - 200</gadget>
<output>175</output>

<gadget id="calculator">175 / 2.5</gadget>
<output>70</output>

<result>70</result>