A grain store brought back a batch of rice and piled it into an approximate conical shape. The measured circumference of the bottom surface was 18.84 meters and the height was 2 meters. If each cubic meter of rice weighs 600 kilograms, how many tons does this batch of rice weigh in total?
一个粮店运回一批稻谷，堆成一个近似的圆锥形，测得底面周长是18.84米，高2米．如果每立方米稻谷重600千克，这批稻谷共重多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>

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

<gadget id="calculator">600 / 1_000</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(1/3) * 3.14 * 9 * 2 * (3/5)</gadget>
<output>11.304</output>

<result>11.304</result>