A swimming pool is 45 meters long, 30 meters wide, and 2 meters deep. If 150 cubic meters of water are released per hour, how many hours can the water in the pool be drained?
一个游泳池长45米，宽30米，水深2米，如果每小时放水150立方米，多少小时可将水池中的水放完？
<gadget id="calculator">45 * 30 * 2</gadget>
<output>2_700</output>

<gadget id="calculator">2_700 / 150</gadget>
<output>18</output>

<result>18</result>