A conical wheat pile has a base circumference of 25.12 meters and a height of 3 meters. If each cubic meter of wheat weighs 750 kilograms, how many tons does this pile of wheat have?
一个圆锥形麦堆，底面周长是25.12米，高是3米．如果每立方米麦子重750千克，这堆小麦一共有多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">25.12 / 3.14 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">750 / 1_000</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(1/3) * 3.14 * 16 * 3 * (3/4)</gadget>
<output>37.68</output>

<result>37.68</result>