It takes about 2 seconds for a car to run 12 meters, so how many hours does it take to run a lap on a circular track with a radius of 60 meters at this speed? (L take 3)
一辆车跑12米大约需要2秒，则于这样的速度在一个半径为60米的圆形跑道上跑一圈需要几小时？(Л取3)
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">60 / 6</gadget>
<output>10</output>

<gadget id="calculator">2 * 3 * 10</gadget>
<output>60</output>

<gadget id="calculator">1 / 60</gadget>
<output>1/60 = around 0.016667</output>

<result>1/60 = around 0.016667</result>