The ratio of girls to boys in grade six is 4:5, and there are 24 more boys than girls. How many students are there in grade six?
六年级的女生和男生人数比是4：5，男生比女生多24人，六年级共有学生多少人？
<gadget id="calculator">5 - 4</gadget>
<output>1</output>

<gadget id="calculator">24 / 1</gadget>
<output>24</output>

<gadget id="calculator">4 + 5</gadget>
<output>9</output>

<gadget id="calculator">24 * 9</gadget>
<output>216</output>

<result>216</result>