A conical sand pile has a bottom area of 56m**2 and a height of 2.5m. Using this pile of sand to pave a 2cm thick road on a 10m wide road, how many meters can be paved?
一个圆锥形沙堆，底面积是56m**2，高是2.5m．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">10 * (1/50)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">2.5 / (1/5)</gadget>
<output>12.5</output>

<gadget id="calculator">(1/3) * 56 * 12.5</gadget>
<output>233.333333</output>

<result>233.333333</result>