The number of boys in class 31 accounts for (3/5) of the whole class, and what percentage of the number of women accounts for the whole class?
三1班男生人数占全班人数的(3/5)，女人数占全班人数的几分之几？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>