A road roller travels 50 meters per minute, and the width of the roller is 3 meters. How many square meters can be rolled if the roller is driven for 12 minutes?
一辆压路机每分钟行驶50米，压路的宽度为3米．如果行驶压路机12分钟，可以压路多少平方米？
<gadget id="calculator">50 * 12 * 3</gadget>
<output>1_800</output>

<result>1_800</result>