To build a road, 240 kilometers were built on the first day, and (1/4) of the road was built on the second day, and 360 kilometers remained unrepaired. How long is this road in kilometers?
修一条公路，第一天修了240千米，第二天修了这条路的(1/4)，还剩下360千米没有修，这条公路长多少千米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">600 / (1/4)</gadget>
<output>2_400</output>

<result>2_400</result>