"Qingqing Grassland" organizes an interest group. There are 8 people in the calligraphy group, 24 people in the painting group, twice as many people in the singing group as in the painting group, and how many times as many people in the singing group as in the calligraphy group.
"青青草原"组织兴趣小组．参加书法组的有8人，参加绘画组的有24人，参加唱歌组的人数比绘画组的人数多2倍，唱歌组的人数是书法组人数的多少倍．
<gadget id="calculator">1 + 2</gadget>
<output>3</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">24 * (3/8)</gadget>
<output>9</output>

<result>9</result>