A road has been built in Liuwan Town, and 60% of the total length has been repaired, and there are still 6 kilometers to be repaired. How long is this road in kilometers?
柳湾镇修建一条公路，已经修了全长的60%，还有6千米没有修．这条公路全长多少千米？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">6 / (2/5)</gadget>
<output>15</output>

<result>15</result>