It took two days for a truck to travel from A to B. On the first day, the whole journey (2/5) was 180 kilometers longer. The ratio of the distance traveled on the second day to the distance on the first day was 1:4 , How many kilometers is the distance between A and B?
一辆货车从甲地行驶到乙地用了两天时间，第一天行了全程的(2/5)多180千米，第二天行驶的路程和第一天的路程比是1：4，甲乙两地相距多少千米？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(4/5) - (2/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">180 / (2/5)</gadget>
<output>450</output>

<result>450</result>