In a workshop, the original number of male workers is 55 more than the number of female workers. If 5 male workers are transferred, the number of male workers is exactly three times that of female workers.
一个车间，原有男工人数比女工多55人，如果调走男工5人，那么男工人数正好是女工的3倍，原有男工多少人．
<gadget id="calculator">55 - 5</gadget>
<output>50</output>

<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">50 / 2</gadget>
<output>25</output>

<gadget id="calculator">25 + 55</gadget>
<output>80</output>

<result>80</result>