A conical pile of sand is 1.5 meters high, the circumference of the bottom is 18.84 meters, and each cubic meter of sand weighs about 1.7 tons. How many tons does this pile of sand weigh?
一个圆锥形沙堆高1.5米，底面周长是18.84米，每立方米沙约重1.7吨，这堆沙约重多少吨？
<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 3.14 * 3 * 3 * 1.5 * 1.7</gadget>
<output>24.021</output>

<result>24.021</result>