Teacher Li runs for 15 minutes every morning. His speed is 180 m/min. How many meters does he run every day?
李老师每天早上跑步15分钟，他的速度是180米/分，他每天跑步多少米．
<gadget id="calculator">180 * 15</gadget>
<output>2_700</output>

<result>2_700</result>