certain team builds a road. On the first day, it repairs the full length (1/5), and on the second day, it repairs (3/4) kilometers, leaving 3.25 kilometers. How long is this road in kilometers?
某队修一条公路，第一天修了全长(1/5)的，第二天修了(3/4)千米，还剩3.25千米．这条路全长多少千米？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) + 3.25</gadget>
<output>4</output>

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

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">4 / (4/5)</gadget>
<output>5</output>

<result>5</result>