The diameter of the bicycle wheel that Xiao Ming rides is 70 cm, and it rotates 100 times per minute. It takes 5 minutes to go from home to school. What is the distance from home to school?
小明骑的自行车车轮直径是70厘米，每分钟转100周，从家到学校需要5分钟，从家到学校的距离是多少？
<gadget id="calculator">10 / 100_000</gadget>
<output>1/10_000 = around 0.0001</output>

<gadget id="calculator">100 * 3.14 * 70 * (1/10_000)</gadget>
<output>2.198</output>

<result>2.198</result>