The inner diameter of the water pipe is 2 cm and the velocity of water in the pipe is 6 cm per second. According to this flow rate, how many liters of water will be wasted in 10 minutes.
自来水管的内直径是2厘米，水管内水的流速是每秒6厘米．照这样的流速，10分钟要浪费多少升水．
<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">60 / 1_000</gadget>
<output>3/50 = around 0.06</output>

<gadget id="calculator">3.14 * 1 * 6 * 10 * (3/50)</gadget>
<output>11.304</output>

<result>11.304</result>