There are 24 boys in a class, accounting for 2/3 of the whole class. How many girls are there in this class?
一个班有男生24人，占全班人数的(2/3)，这个班有女生多少人？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">24 / (2/3)</gadget>
<output>36</output>

<gadget id="calculator">36 - 24</gadget>
<output>12</output>

<result>12</result>