The school wants to dig a cuboid pool with a volume of 100 cubic meters. The bottom of the pool is a square with a side length of 5 meters. How deep should it be?
学校要挖一个容积为100立方米的长方体水池，水池的下底是一个边长为5米的正方形，深应该挖多少米？
<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">100 / 25</gadget>
<output>4</output>

<result>4</result>