A cuboid water tank has a volume of 180 liters and its bottom is a square with a side length of 60 cm. What is the height of the water tank in cm?
一个长方体水箱的容积是180升，它的底面是一个边长为60厘米的正方形，这个水箱的高是多少厘米．
<gadget id="calculator">60 * 60</gadget>
<output>3_600</output>

<gadget id="calculator">1_000 / 3_600</gadget>
<output>5/18 = around 0.277778</output>

<gadget id="calculator">180 * (5/18)</gadget>
<output>50</output>

<result>50</result>