To build a section of road, 15.6 kilometers have been repaired, and the rest is 2.55 kilometers more than the repaired one. How many kilometers is this road?
修一段公路，已经修好了15.6千米，剩下的比修好的多2.55千米．这段公路长多少千米？
<gadget id="calculator">15.6 + 2.55 + 15.6</gadget>
<output>33.75</output>

<result>33.75</result>