Two cars, A and B, are driving toward each other from both places A and B at the same time. Car A meets car B at a place (2/5) of the whole journey. Car A travels 40km per hour, and car B takes 8 hours for the whole journey. Find the distance between places A and B How many kilometers?
甲乙两辆汽车同时从甲乙两地相向而行，甲车行到全程的(2/5)的地方与乙车相遇，甲车每小时行40km，乙车行全程用8h，求甲乙两地相距多少千米？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(2/5) / (3/5)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">40 / (2/3)</gadget>
<output>60</output>

<gadget id="calculator">60 * 8</gadget>
<output>480</output>

<result>480</result>