To dig a swimming pool with a length of 60 meters, a width of 40 meters and a depth of 3 meters, how many cubic meters of soil should be excavated?
要挖一个长60米，宽40米，深3米的游泳池，共需挖出多少立方米的土．
<gadget id="calculator">60 * 40 * 3</gadget>
<output>7_200</output>

<result>7_200</result>