A conical wheat pile with a base diameter of 6 meters and a height of 2 meters contains 1.2 tons of wheat per cubic meter. How many tons does this pile of wheat weigh?
一个圆锥形小麦堆，底面直径6米，高2米，每立方米小麦1.2吨．这堆小麦重多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">(1/3) * 3.14 * 9 * 2 * 1.2</gadget>
<output>22.608</output>

<result>22.608</result>