conical pile of sand has a bottom area of 15.7 square meters and a height of 1.2 meters. How thick can this pile of sand be spread on a road with a length of 2 meters and a width of 3.14 meters?
一堆圆锥形的沙堆，底面积是15.7平方米，高1.2米．用这堆沙铺在长2米，宽3.14米的路面上，可以铺多厚？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 15.7 * 1.2</gadget>
<output>6.28</output>

<gadget id="calculator">3.14 * 2</gadget>
<output>6.28</output>

<gadget id="calculator">6.28 / 6.28</gadget>
<output>1</output>

<result>1</result>