It is planned to build a 3600-meter canal, and 1/5 of the plan was completed in the first 6 days. According to this calculation, how many days will it take to complete the canal? (Answer with proportional knowledge)
计划修一段3600米水渠，前6天完成了计划的(1/5)，照这样计算，修完这条水渠还需多少天？(用比例知识解答)
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/5) * 6</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">6 - (6/5)</gadget>
<output>24/5 = around 4.8</output>

<gadget id="calculator">(24/5) / (1/5)</gadget>
<output>24</output>

<result>24</result>