A road roller travels 20 meters per minute, and its road width is 6 meters. How many square meters of road can the road roller pave in 5 minutes? (Please use two methods to solve)
一辆压路机每分钟行驶20米，它的压路宽度是6米，那么5分钟压路机可以铺多少平方米的路面？(请用两种方法解决)
<gadget id="calculator">20 * 6 * 5</gadget>
<output>600</output>

<result>600</result>