A conical sand pile has a base diameter of 4 meters and a height of 1.5 meters. Each cubic meter of sand weighs 1.5 tons. If a truck with a load of 3.14 tons is used to transport it, how many times will this pile of sand be transported in total?
一个圆锥形沙堆，底面直径是4米，高是1.5米．每立方米沙重1.5吨，如果用一辆载重3.14吨的汽车来运，这堆沙一共要运几次？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

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

<gadget id="calculator">(1/3) * 3.14 * 4 * 1.5 * 1.5</gadget>
<output>9.42</output>

<gadget id="calculator">9.42 / 3.14</gadget>
<output>3</output>

<result>3</result>