Two passenger trains and freight trains respectively depart from the east and west at the same time and run towards each other. After 6 hours, the bus is still 1/8 of the way to the west, and the truck is 50 kilometers away from the east. If the passenger car travels 4 kilometers more than the truck per hour, how many kilometers are the distance between the east and the west?
客、货两列火车分别从东西两地同时出发，相向而行．6小时后，客车距西地还有全程的(1/8)，货车距东地还有50千米．如果客车每小时比货车多行4千米，东西两地相距多少千米？
<gadget id="calculator">4 * 6</gadget>
<output>24</output>

<gadget id="calculator">50 - 24</gadget>
<output>26</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">26 / (1/8)</gadget>
<output>208</output>

<result>208</result>