There is a pile of conical cinders in a chemical plant, the circumference of the bottom surface is 31.4 meters, and the height is 3.6 meters. How many cubic meters is this pile of cinders? How thick can it be to pave a road with a length of 120 meters and a width of 4 meters?
化工厂有一堆圆锥形煤渣，底面周长31.4米，高3.6米，这堆煤渣有多少立方米？用它铺一条长120米、宽4米的路面，能铺多厚？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">31.4 / 3.14 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">(1/3) * 3.14 * 25 * 3.6</gadget>
<output>94.2</output>

<gadget id="calculator">120 * 4</gadget>
<output>480</output>

<gadget id="calculator">94.2 / 480</gadget>
<output>0.19625</output>

<result>0.19625</result>