A conical sand pile has a bottom area of 6m**2 and a height of 2m. How many centimeters can this pile of sand be spread on a road with a length of 40m and a width of 4m?
一个圆锥形沙堆，底面积是6m**2，高2m，用这堆沙在长40m，宽4m的路面上，能铺几厘米厚？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">40 * 100 * (1/3) * 6 * 2 * 100</gadget>
<output>1_600_000</output>

<gadget id="calculator">4_000_000 / 1_600_000</gadget>
<output>5/2 = around 2.5</output>

<result>5/2 = around 2.5</result>