A cuboid pool is 60 meters long and 50 meters wide. The original water depth in the pool is 1.2 meters. If a pump is used to drain the water, it will drain 2.5 cubic meters per minute. How many hours will it take?
一个长方体的水池，长60米，宽50米，池内原来水深1.2米，如果用水泵向外排水，每分钟排2.5立方米，排完需要几小时？
<gadget id="calculator">60 * 50 * 1.2</gadget>
<output>3_600</output>

<gadget id="calculator">3_600 / 2.5 / 60</gadget>
<output>24</output>

<result>24</result>