A passenger car and a truck are traveling towards each other from places A and B at the same time (the bus departs from A and the truck departs from B). The speed ratio between the bus and the truck is 8:13. After the encounter, the two cars continue to drive. Return immediately after arriving at places A and B. When they meet for the second time, the bus is 65 kilometers away from place B. How many kilometers are there between places A and B?
一辆客车和一辆货车同时分别从甲、乙两地相向而行(客车从甲地出发，货车从乙地出发)，客车与货车速度比是8：13，相遇后两车继续行驶，分别到达甲、乙地后立即返回，当第二次相遇时，客车离乙地65千米，甲、乙两地相距多少千米？
<gadget id="calculator">8 + 13</gadget>
<output>21</output>

<gadget id="calculator">13 / 21</gadget>
<output>13/21 = around 0.619048</output>

<gadget id="calculator">3 * (13/21)</gadget>
<output>13/7 = around 1.857143</output>

<gadget id="calculator">2 - (13/7)</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">65 / (1/7)</gadget>
<output>455</output>

<result>455</result>