There is a corn pile approximately in the shape of a cone. The circumference of the bottom is 62.8 meters and the height is 3 meters. If the weight of corn per cubic meter is 0.75 tons, how many tons does the pile of corn weigh?
有一个近似与圆锥形的玉米堆，底面周长是62.8米，高是3米，若每立方米玉米重0.75吨，这堆玉米重多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">62.8 / 3.14 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">(1/3) * 3.14 * 100 * 3</gadget>
<output>314</output>

<gadget id="calculator">314 * 0.75</gadget>
<output>235.5</output>

<result>235.5</result>