The engineering team repairs a road, and repairs 20% of the total length on the first day, and repairs 600 meters on the second day. At this time, the ratio of the repaired length to the unrepaired length is 3:2. How long is this road in meters?
工程队修一条公路，第一天修了全长的20%，第二天修了600米，这时已修长度与未修长度的比是3：2．这条公路全长多少米？
<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

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

<gadget id="calculator">600 / (2/5)</gadget>
<output>1_500</output>

<result>1_500</result>