A conical pile of yellow sand covers an area of 18 square meters and is 1.1 meters high. If each cubic meter of yellow sand weighs 1.7 tons, how many tons does this pile of yellow sand weigh?
一堆圆锥形黄沙，占地18平方米，高1.1米，如果每立方米黄沙重1.7吨，那么这堆黄沙重多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 18 * 1.1 * 1.7</gadget>
<output>11.22</output>

<result>11.22</result>