There are 10 blocks of wood with a length of 4 meters and a cross-sectional area of 5 square decimeters on a construction site. What is the total volume of these blocks in cubic meters?
某工地有10根长4米，横截面积为5平方分米的木块，这些木块总的体积是多少立方米．
<gadget id="calculator">0.05 * 4 * 10</gadget>
<output>2</output>

<result>2</result>