Xiaoqiang rode a bicycle from school to the park, and traveled 3240 meters in 24 minutes, which is three times the walking speed. The distance from Xiaoqiang’s home to the station is 2520 meters. How many minutes does it take him to walk?
小强骑自行车从学校到公园，24分钟行驶了3240米，是步行速度的3倍．小强家到车站距离2520米，他步行需要多少分钟？
<gadget id="calculator">3_240 / 24 / 3</gadget>
<output>45</output>

<gadget id="calculator">2_520 / 45</gadget>
<output>56</output>

<result>56</result>