The diameter of a bicycle wheel is 0.7 meters. If it rides 100 times per minute, how many minutes will it take to pass a bridge with a length of 1099 meters? (radius is 3.14)
自行车车轮的直径0.7米，如果每分钟骑100圈，通过长为1099米的大桥，大约需要多少分钟？(半径取3.14)
<gadget id="calculator">3.14 * 0.7 * 100</gadget>
<output>219.8</output>

<gadget id="calculator">1_099 / 219.8</gadget>
<output>5</output>

<result>5</result>