If 2L of liquid medicine is packed in a small bottle with a capacity of (1/15)L, how many bottles can be filled?
把2L药水分装在容量是(1/15)L的小瓶里，可装多少瓶．
<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">2 / (1/15)</gadget>
<output>30</output>

<result>30</result>