The bottom of a cuboid water tank is a square with a side length of 5 decimeters, filled with 50 liters of water, what is the height of the water tank
一个长方体水箱的底面是边长为5分米的正方形，盛满水50升，水箱的高是多少
<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">50 / 25</gadget>
<output>2</output>

<result>2</result>