A cuboid has a length of 1.6 meters, a width of half its length, and a height of 0.5 meters. What is its volume in cubic meters?
一个长方体，长1.6米，宽是长的一半，高是0.5米，它的体积是多少立方米．
<gadget id="calculator">1.6 / 2</gadget>
<output>0.8</output>

<gadget id="calculator">1.6 * 0.8 * 0.5</gadget>
<output>0.64</output>

<result>0.64</result>