Someone signed a contract with a certain factory owner: "Working for one day, you get 48 yuan, and if you don't work, you will pay 12 yuan, and the implementation will start on September 1." At the end of the month, the factory owner gives the person 0 yuan, indicating how many days the person has worked.
某人与某厂主签订一合同："劳动1天得48元，不劳动则上缴12元，9月1日开始执行"．到月末结算时，厂主给此人0元，此人劳动了多少天．
<gadget id="calculator">30 * 12</gadget>
<output>360</output>

<gadget id="calculator">48 + 12</gadget>
<output>60</output>

<gadget id="calculator">360 / 60</gadget>
<output>6</output>

<result>6</result>