A cuboid billet is 3 meters long, 3 decimeters wide, and 10 centimeters thick. What is the volume of this billet?
一个长方体的钢坯长3米，宽3分米，厚10厘米，这块钢坯的体积是多少？
<gadget id="calculator">1 * 10</gadget>
<output>10</output>

<gadget id="calculator">10 / 10</gadget>
<output>1</output>

<gadget id="calculator">10 * 3 * 1</gadget>
<output>30</output>

<result>30</result>