A conical pile of sand has a bottom area of 31.4m**2 and a height of 1.2m. If this pile of sand is used to pave a road with a thickness of 2cm on a road with a width of 10m, how many meters can it cover?
一个圆锥形沙堆，底面积是31.4m**2，高是1.2m，用这堆沙在10m宽的公路上铺2cm厚的路面，能铺多少米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">2 / 100</gadget>
<output>1/50 = around 0.02</output>

<gadget id="calculator">1.2 / 10 / (1/50)</gadget>
<output>6</output>

<gadget id="calculator">(1/3) * 31.4 * 6</gadget>
<output>62.8</output>

<result>62.8</result>