In a cuboid container with a length of 20 cm and a width of 15 cm, there is water 20 cm deep. Now sink a cuboid iron block with a length of 5 cm and a width of 5 cm in the water. At this time, the water depth in the container is 22 cm. Find the cuboid iron How many centimeters is the block high?
在一个长20厘米，宽15厘米的长方体容器中，有20厘米深的水，现在在水中沉入一个长是5厘米，宽5厘米长方体铁块，这时容器中水深22厘米，求长方体铁块高几厘米？
<gadget id="calculator">22 - 20</gadget>
<output>2</output>

<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">15 / 25</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">2 * 20 * (3/5)</gadget>
<output>24</output>

<result>24</result>