A cube of iron with a side length of 5 cm is submerged in a cuboid of length 10 cm, width 5 cm, and height 17 cm. How many centimeters does the water level drop after the iron is removed?
有一块棱长是5cm的正方体铁块浸没在一个长10cm、宽5cm、高17cm的长方体中，取出铁块后，水面下降多少厘米？
<gadget id="calculator">10 * 5</gadget>
<output>50</output>

<gadget id="calculator">5 / 50</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">5 * 5 * (1/10)</gadget>
<output>5/2 = around 2.5</output>

<result>5/2 = around 2.5</result>