There are 24 girls in a class, and there are 4 more boys than girls. What percentage of the class are boys?
某班有女生24人，男生比女生多4人，男生占全班人数的几分之几？
<gadget id="calculator">24 + 4</gadget>
<output>28</output>

<gadget id="calculator">24 + 4 + 24</gadget>
<output>52</output>

<gadget id="calculator">28 / 52</gadget>
<output>7/13 = around 0.538462</output>

<result>7/13 = around 0.538462</result>