The road construction team built a section of road, repaired all 15% on the first day, and repaired all 25% on the second day, leaving 120 meters to be repaired. How many meters is this road?
筑路队修筑一段公路，第一天修了全部的15%，第二天修了全部的25%，还剩120米没有修．这段公路长多少米？
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (3/20) - (1/4)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">120 / (3/5)</gadget>
<output>200</output>

<result>200</result>