There are 4 people sweeping the floor and 12 people cleaning the tables and chairs. How many times are the number of people cleaning the tables and chairs compared to sweeping the floor?
三1班大扫除，扫地的有4人，擦桌椅的12人，擦桌椅的人数是扫地的几倍？
<gadget id="calculator">12 / 4</gadget>
<output>3</output>

<result>3</result>