Xiao Ming's home is 5024 meters away from the school. He goes home by bicycle every day. The diameter of the bicycle tire is 80 cm. If the bicycle turns 100 times per minute, how long will it take Xiao Ming to get home?
小明家离学校5024米，他每天骑自行车回家，自行车的轮胎直径是80厘米．如果自行车每分钟转100圈，小明多长时间可以到家？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">3.14 * (4/5) * 100</gadget>
<output>251.2</output>

<gadget id="calculator">5_024 / 251.2</gadget>
<output>20</output>

<result>20</result>