A cuboid glass container, the length, width, and height of which are measured from the inside are 2dm, what is the volume of the apple when 5.5L of water is poured into the container? , and put an apple into the water. At this time, the depth of water in the container is measured to be 15 cm.
一个长方体玻璃容器，从里面量长、宽、高均为2dm，向容器中倒入5.5L水这个苹果的体积是多少？，再把一个苹果放入水中．这时量得容器内的水深是15cm．
<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">5.5 / 4</gadget>
<output>1.375</output>

<gadget id="calculator">1.5 - 1.375</gadget>
<output>0.125</output>

<gadget id="calculator">2 * 2 * 0.125</gadget>
<output>0.5</output>

<result>0.5</result>