cuboid container contains some water, the bottom surface is 3 decimeters long, 2 decimeters wide, and 1.5 decimeters high. After a potato is put into the water, the water level rises by 0.2 decimeters. What is the volume of the potato?
一个长方体容器装一些水，底面长3分米，宽2分米，高1.5分米，将一块土豆放入水中后，水面升高了0.2分米，这个土豆的体积是多少平方分米？
<gadget id="calculator">3 * 2 * 0.2</gadget>
<output>1.2</output>

<result>1.2</result>