The number of male workers in a workshop (5/6) is the number of female workers (3/5), there are 18 male workers, how many are female workers?
某车间的男职工人数的(5/6)是女职工人数的(3/5)，男职工有18人，女职工有多少人．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">30 / (3/5)</gadget>
<output>50</output>

<result>50</result>