A truck and a bus are traveling towards each other at the same time from places A and B, and meet at a distance of 6 kilometers from the midpoint. It is known that the distance ratio between trucks and passenger cars is 2:3. How many kilometers are there between A and B?
货车和客车分别同时从甲乙两地相向而行，在距中点6千米处相遇．已知货车和客车行的路程比是2：3．甲乙两地相距多少千米？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 + 3</gadget>
<output>5</output>

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

<gadget id="calculator">(1/2) - (2/5)</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">6 / (1/10)</gadget>
<output>60</output>

<result>60</result>