pony rides a bicycle across a bridge with a length of 2198 meters. The diameter of the wheel is 0.7 meters, and it rides 100 times per minute. How many minutes does it take for the pony to ride across the bridge?
小马骑自行车过一座长2198米的桥，车轮的直径是0.7米，每分钟骑100圈．小马多少分钟才能骑过桥．
<gadget id="calculator">3.14 * 0.7</gadget>
<output>2.198</output>

<gadget id="calculator">2.198 * 100</gadget>
<output>219.8</output>

<gadget id="calculator">2_198 / 219.8</gadget>
<output>10</output>

<result>10</result>