Qiqi, Mingming and Qiangqiang run long-distance exercises every day. They ran a total of 52.5 kilometers last week. How many kilometers do they run on average per day?
奇奇、明明和强强每天长跑锻炼，上周共跑了52.5千米，平均每人每天跑多少千米？
<gadget id="calculator">52.5 / 7 / 3</gadget>
<output>2.5</output>

<result>2.5</result>