The number of boys in the school art group is (3/5) the number of girls, the number of boys is ((())/(())) of the total number of art groups, and the number of girls is ((())/(( ))). If there are 40 people in the art group, how many girls are there?
学校美术组男生人数是女生人数的(3/5)，男生人数是美术组总人数的((())/(()))，女生人数是美术组人数的((())/(()))．如果美术组共有40人，女生有多少人．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 * (3/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">1 / (8/5)</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">40 * (5/8)</gadget>
<output>25</output>

<result>25</result>