There are 48 students in Class 1 of Grade 5, of which boys account for (5/8), how many girls are there in Class 1 of Grade 5?
五年级1班共有48人，其中男生占(5/8)，则五1班有女生多少人．
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 - (5/8)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">48 * (3/8)</gadget>
<output>18</output>

<result>18</result>