If a cuboid has a base area of 30 square meters and a height of 8 decimeters, what is its volume in cubic meters?
一个长方体的底面积是30平方米，高是8分米，它的体积是多少立方米．
<gadget id="calculator">8 / 10</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">30 * (4/5)</gadget>
<output>24</output>

<result>24</result>