Students in class 5 and 1 line up in two rows to do morning exercises, one person stands every 0.8m, the known queue length is 13.6m, how many students do morning exercises in total.
五1班同学排成两列做早操，每隔0.8m站一个人，已知队列长13.6m，共有多少名同学做早操．
<gadget id="calculator">13.6 / 0.8</gadget>
<output>17</output>

<gadget id="calculator">17 + 1</gadget>
<output>18</output>

<gadget id="calculator">18 * 2</gadget>
<output>36</output>

<result>36</result>