There are 57 students in class six (two), of which 26 are girls, and boys account for ((())/(())).
六(二)班共有57名学生，其中女生是26名，男生占全班人数的((())/(()))．
<gadget id="calculator">21 / 57</gadget>
<output>7/19 = around 0.368421</output>

<result>7/19 = around 0.368421</result>