A cone-shaped pile of sand has a base radius of 4 meters and a height of 1.5 meters. If this pile of sand is paved into a sand road with a width of 10 meters and a thickness of 2 centimeters, how many meters can it be paved?
一个近似于圆锥形的沙堆，底面半径为4米，高1.5米，如果把这堆沙铺成宽10米，厚2厘米的沙路，可以铺多少米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">(1/3) * 3.14 * 16 * 1.5</gadget>
<output>25.12</output>

<gadget id="calculator">10 * 0.02</gadget>
<output>0.2</output>

<gadget id="calculator">25.12 / 0.2</gadget>
<output>125.6</output>

<result>125.6</result>