A cuboid swimming pool is 50 meters long, 30 meters wide and 2.4 meters deep. If 8 cubic meters of water are injected per minute, how many minutes will it take to fill this empty tank with water?
一个长方体游泳池，长50米、宽30米、深2.4米．如果每分钟注水8立方米，将这个空池注满水要多少分钟？
<gadget id="calculator">2.4 / 8</gadget>
<output>0.3</output>

<gadget id="calculator">50 * 30 * 0.3</gadget>
<output>450</output>

<result>450</result>