Example 7: A person walks from village A to village B at a rate of 80 meters per minute. Twenty-five minutes after he set off, another person chased him on a bicycle and caught up with him in 10 minutes. How many meters per minute does the cyclist travel?
例7：一个人从甲村步行去乙村，每分钟行80米．他出发以后25分钟，另一个人骑自行车追他，10分钟追上．骑自行车的人每分钟行多少米？
<gadget id="calculator">25 + 10</gadget>
<output>35</output>

<gadget id="calculator">35 / 10</gadget>
<output>7/2 = around 3.5</output>

<gadget id="calculator">80 * (7/2)</gadget>
<output>280</output>

<result>280</result>