It takes 12 minutes to cut a piece of wood into 3 sections. If the time for each section is equal, how many minutes will it take to cut it into 6 sections?
一根木料，截成3段要12分钟，如果每截一段的时间相等，那么截成6段要多少分钟．
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">6 * 5</gadget>
<output>30</output>

<result>30</result>