A certain village wants to build a road. It is planned to build 0.5 kilometers per day, and it will be completed in 24 days; the actual daily construction is 0.1 kilometers more than the original plan. How many days can it be completed?
某村要修一条公路，计划每天修0.5千米，24天完成；实际每天比原计划多修0.1千米，实际多少天可以修完？
<gadget id="calculator">24 * 0.5</gadget>
<output>12</output>

<gadget id="calculator">0.5 + 0.1</gadget>
<output>0.6</output>

<gadget id="calculator">12 / 0.6</gadget>
<output>20</output>

<result>20</result>